diff --git a/api/auth/center.go b/api/auth/center.go
index 86c011242..1b572a86f 100644
--- a/api/auth/center.go
+++ b/api/auth/center.go
@@ -15,7 +15,6 @@ import (
 	v4 "github.com/aws/aws-sdk-go/aws/signer/v4"
 	"github.com/nspcc-dev/neofs-api-go/pkg/object"
 	"github.com/nspcc-dev/neofs-api-go/pkg/token"
-	"github.com/nspcc-dev/neofs-s3-gw/authmate"
 	"github.com/nspcc-dev/neofs-s3-gw/creds/tokens"
 	"github.com/nspcc-dev/neofs-sdk-go/pkg/pool"
 	"go.uber.org/zap"
@@ -98,12 +97,7 @@ func (c *center) Authenticate(r *http.Request) (*token.BearerToken, error) {
 		return nil, fmt.Errorf("could not parse AccessBox address: %s : %w", accessKeyID, err)
 	}
 
-	tkn, err := c.cli.GetBearerToken(r.Context(), address)
-	if err != nil {
-		return nil, err
-	}
-
-	secret, err := authmate.BearerToAccessKey(tkn)
+	tkns, err := c.cli.GetTokens(r.Context(), address)
 	if err != nil {
 		return nil, err
 	}
@@ -119,7 +113,7 @@ func (c *center) Authenticate(r *http.Request) (*token.BearerToken, error) {
 		}
 	}
 
-	awsCreds := credentials.NewStaticCredentials(accessKeyID, secret, "")
+	awsCreds := credentials.NewStaticCredentials(accessKeyID, tkns.AccessKey, "")
 	signer := v4.NewSigner(awsCreds)
 	signer.DisableURIPathEscaping = true
 
@@ -133,5 +127,5 @@ func (c *center) Authenticate(r *http.Request) (*token.BearerToken, error) {
 		return nil, errors.New("failed to pass authentication procedure")
 	}
 
-	return tkn, nil
+	return tkns.BearerToken, nil
 }
diff --git a/authmate/authmate.go b/authmate/authmate.go
index 58e06375e..2dd7c0ab8 100644
--- a/authmate/authmate.go
+++ b/authmate/authmate.go
@@ -3,7 +3,6 @@ package authmate
 import (
 	"context"
 	"crypto/ecdsa"
-	"crypto/sha256"
 	"encoding/hex"
 	"encoding/json"
 	"fmt"
@@ -141,34 +140,23 @@ func (a *Agent) IssueSecret(ctx context.Context, w io.Writer, options *IssueSecr
 		return err
 	}
 
+	gatesData, err := createTokens(options, cid)
+	if err != nil {
+		return fmt.Errorf("failed to build bearer token: %w", err)
+	}
+
+	box, secrets, err := accessbox.PackTokens(gatesData)
+	if err != nil {
+		return err
+	}
+
 	oid, err := ownerIDFromNeoFSKey(&options.NeoFSKey.PublicKey)
 	if err != nil {
 		return err
 	}
 
-	a.log.Info("prepare eACL table")
-	bearerRules, err := buildEACLTable(cid, options.EACLRules)
-	if err != nil {
-		return fmt.Errorf("failed to build eacl table: %w", err)
-	}
-
-	bearerTkn, err := buildBearerToken(options.NeoFSKey, bearerRules, options.GatesPublicKeys[0])
-	if err != nil {
-		return fmt.Errorf("failed to build bearer token: %w", err)
-	}
-
-	sessionTkn, err := createSessionToken(options, oid)
-	if err != nil {
-		return fmt.Errorf("failed to create session token: %w", err)
-	}
-
-	box, ownerKey, err := accessbox.PackTokens(bearerTkn, sessionTkn, options.GatesPublicKeys...)
-	if err != nil {
-		return err
-	}
-
 	a.log.Info("store bearer token into NeoFS",
-		zap.Stringer("owner_tkn", bearerTkn.Issuer()))
+		zap.Stringer("owner_tkn", oid))
 
 	if !options.SessionTkn && len(options.ContextRules) > 0 {
 		_, err := w.Write([]byte("Warning: rules for session token were set but --create-session flag wasn't, " +
@@ -179,23 +167,18 @@ func (a *Agent) IssueSecret(ctx context.Context, w io.Writer, options *IssueSecr
 	}
 
 	address, err := tokens.
-		New(a.pool, ownerKey).
+		New(a.pool, secrets.EphemeralKey).
 		Put(ctx, cid, oid, box, options.GatesPublicKeys...)
 	if err != nil {
 		return fmt.Errorf("failed to put bearer token: %w", err)
 	}
 
-	secret, err := BearerToAccessKey(bearerTkn)
-	if err != nil {
-		return fmt.Errorf("failed to get bearer token secret key: %w", err)
-	}
-
 	accessKeyID := address.ContainerID().String() + "_" + address.ObjectID().String()
 
 	ir := &issuingResult{
 		AccessKeyID:     accessKeyID,
-		SecretAccessKey: secret,
-		OwnerPrivateKey: hex.EncodeToString(crypto.MarshalPrivateKey(ownerKey)),
+		SecretAccessKey: secrets.AccessKey,
+		OwnerPrivateKey: hex.EncodeToString(crypto.MarshalPrivateKey(secrets.EphemeralKey)),
 	}
 
 	enc := json.NewEncoder(w)
@@ -212,19 +195,14 @@ func (a *Agent) ObtainSecret(ctx context.Context, w io.Writer, options *ObtainSe
 		return fmt.Errorf("failed to parse secret address: %w", err)
 	}
 
-	tkn, err := bearerCreds.GetBearerToken(ctx, address)
+	tkns, err := bearerCreds.GetTokens(ctx, address)
 	if err != nil {
-		return fmt.Errorf("failed to get bearer token: %w", err)
-	}
-
-	secret, err := BearerToAccessKey(tkn)
-	if err != nil {
-		return fmt.Errorf("failed to get bearer token secret key: %w", err)
+		return fmt.Errorf("failed to get tokens: %w", err)
 	}
 
 	or := &obtainingResult{
-		BearerToken:     tkn,
-		SecretAccessKey: secret,
+		BearerToken:     tkns.BearerToken,
+		SecretAccessKey: tkns.AccessKey,
 	}
 
 	enc := json.NewEncoder(w)
@@ -302,8 +280,8 @@ func buildContext(rules []byte) (*session.ContainerContext, error) {
 	return sessionCtx, nil
 }
 
-func buildBearerToken(key *ecdsa.PrivateKey, table *eacl.Table, ownerKey *ecdsa.PublicKey) (*token.BearerToken, error) {
-	oid, err := ownerIDFromNeoFSKey(ownerKey)
+func buildBearerToken(key *ecdsa.PrivateKey, table *eacl.Table, gateKey *ecdsa.PublicKey) (*token.BearerToken, error) {
+	oid, err := ownerIDFromNeoFSKey(gateKey)
 	if err != nil {
 		return nil, err
 	}
@@ -316,7 +294,19 @@ func buildBearerToken(key *ecdsa.PrivateKey, table *eacl.Table, ownerKey *ecdsa.
 	return bearerToken, bearerToken.SignToken(key)
 }
 
-func buildSessionToken(key *ecdsa.PrivateKey, oid *owner.ID, ctx *session.ContainerContext) (*session.Token, error) {
+func buildBearerTokens(key *ecdsa.PrivateKey, table *eacl.Table, gatesKeys []*ecdsa.PublicKey) ([]*token.BearerToken, error) {
+	bearerTokens := make([]*token.BearerToken, 0, len(gatesKeys))
+	for _, gateKey := range gatesKeys {
+		tkn, err := buildBearerToken(key, table, gateKey)
+		if err != nil {
+			return nil, err
+		}
+		bearerTokens = append(bearerTokens, tkn)
+	}
+	return bearerTokens, nil
+}
+
+func buildSessionToken(key *ecdsa.PrivateKey, oid *owner.ID, ctx *session.ContainerContext, gateKey *ecdsa.PublicKey) (*session.Token, error) {
 	tok := session.NewToken()
 	tok.SetContext(ctx)
 	uid, err := uuid.New().MarshalBinary()
@@ -325,30 +315,58 @@ func buildSessionToken(key *ecdsa.PrivateKey, oid *owner.ID, ctx *session.Contai
 	}
 	tok.SetID(uid)
 	tok.SetOwnerID(oid)
+	tok.SetSessionKey(crypto.MarshalPublicKey(gateKey))
 
 	return tok, tok.Sign(key)
 }
 
-func createSessionToken(options *IssueSecretOptions, oid *owner.ID) (*session.Token, error) {
+func buildSessionTokens(key *ecdsa.PrivateKey, oid *owner.ID, ctx *session.ContainerContext, gatesKeys []*ecdsa.PublicKey) ([]*session.Token, error) {
+	sessionTokens := make([]*session.Token, 0, len(gatesKeys))
+	for _, gateKey := range gatesKeys {
+		tkn, err := buildSessionToken(key, oid, ctx, gateKey)
+		if err != nil {
+			return nil, err
+		}
+		sessionTokens = append(sessionTokens, tkn)
+	}
+	return sessionTokens, nil
+}
+
+func createTokens(options *IssueSecretOptions, cid *cid.ID) ([]*accessbox.GateData, error) {
+	gates := make([]*accessbox.GateData, len(options.GatesPublicKeys))
+
+	table, err := buildEACLTable(cid, options.EACLRules)
+	if err != nil {
+		return nil, fmt.Errorf("failed to build eacl table: %w", err)
+	}
+	bearerTokens, err := buildBearerTokens(options.NeoFSKey, table, options.GatesPublicKeys)
+	if err != nil {
+		return nil, fmt.Errorf("failed to build bearer tokens: %w", err)
+	}
+	for i, gateKey := range options.GatesPublicKeys {
+		gates[i] = accessbox.NewGateData(gateKey, bearerTokens[i])
+	}
+
 	if options.SessionTkn {
 		sessionRules, err := buildContext(options.ContextRules)
 		if err != nil {
 			return nil, fmt.Errorf("failed to build context for session token: %w", err)
 		}
-		return buildSessionToken(options.NeoFSKey, oid, sessionRules)
-	}
-	return nil, nil
-}
+		oid, err := ownerIDFromNeoFSKey(&options.NeoFSKey.PublicKey)
+		if err != nil {
+			return nil, err
+		}
 
-// BearerToAccessKey returns secret access key generated from given BearerToken.
-func BearerToAccessKey(tkn *token.BearerToken) (string, error) {
-	data, err := tkn.Marshal()
-	if err != nil {
-		return "", err
+		sessionTokens, err := buildSessionTokens(options.NeoFSKey, oid, sessionRules, options.GatesPublicKeys)
+		if err != nil {
+			return nil, err
+		}
+		for i, sessionToken := range sessionTokens {
+			gates[i].SessionToken = sessionToken
+		}
 	}
 
-	hash := sha256.Sum256(data)
-	return hex.EncodeToString(hash[:]), nil
+	return gates, nil
 }
 
 func ownerIDFromNeoFSKey(key *ecdsa.PublicKey) (*owner.ID, error) {
diff --git a/creds/accessbox/accessbox.go b/creds/accessbox/accessbox.go
index f235e759b..d2126f72c 100644
--- a/creds/accessbox/accessbox.go
+++ b/creds/accessbox/accessbox.go
@@ -7,6 +7,7 @@ import (
 	"crypto/elliptic"
 	"crypto/rand"
 	"crypto/sha256"
+	"encoding/hex"
 	"fmt"
 	"io"
 
@@ -18,9 +19,23 @@ import (
 	"google.golang.org/protobuf/proto"
 )
 
-type tokenInterface interface {
-	Marshal(bs ...[]byte) ([]byte, error)
-	Unmarshal([]byte) error
+// GateData represents gate tokens in AccessBox.
+type GateData struct {
+	AccessKey    string
+	BearerToken  *token.BearerToken
+	SessionToken *session.Token
+	GateKey      *ecdsa.PublicKey
+}
+
+// NewGateData returns GateData from provided bearer token and public gate key.
+func NewGateData(gateKey *ecdsa.PublicKey, bearerTkn *token.BearerToken) *GateData {
+	return &GateData{GateKey: gateKey, BearerToken: bearerTkn}
+}
+
+// Secrets represents AccessKey and key to encrypt gate tokens.
+type Secrets struct {
+	AccessKey    string
+	EphemeralKey *ecdsa.PrivateKey
 }
 
 // Marshal returns the wire-format of AccessBox.
@@ -35,7 +50,7 @@ func (x *AccessBox) Unmarshal(data []byte) error {
 
 // PackTokens adds a bearer and session tokens to BearerTokens and SessionToken lists respectively.
 // Session token can be nil.
-func PackTokens(bearer *token.BearerToken, sess *session.Token, keys ...*ecdsa.PublicKey) (*AccessBox, *ecdsa.PrivateKey, error) {
+func PackTokens(gatesData []*GateData) (*AccessBox, *Secrets, error) {
 	box := &AccessBox{}
 	ephemeralKey, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
 	if err != nil {
@@ -43,98 +58,105 @@ func PackTokens(bearer *token.BearerToken, sess *session.Token, keys ...*ecdsa.P
 	}
 	box.OwnerPublicKey = crypto.MarshalPublicKey(&ephemeralKey.PublicKey)
 
-	if err := box.addToken(bearer, &box.BearerTokens, ephemeralKey, keys...); err != nil {
-		return nil, nil, fmt.Errorf("failed to add bearer token to accessbox: %w", err)
-	}
-	if sess != nil {
-		if err := box.addToken(sess, &box.SessionTokens, ephemeralKey, keys...); err != nil {
-			return nil, nil, fmt.Errorf("failed to add session token to accessbox: %w", err)
-		}
+	secret, err := generateSecret()
+	if err != nil {
+		return nil, nil, fmt.Errorf("failed to generate accessKey as hex: %w", err)
 	}
 
-	return box, ephemeralKey, err
+	if err := box.addTokens(gatesData, ephemeralKey, secret); err != nil {
+		return nil, nil, fmt.Errorf("failed to add tokens to accessbox: %w", err)
+	}
+
+	return box, &Secrets{hex.EncodeToString(secret), ephemeralKey}, err
 }
 
-// GetBearerToken returns bearer token from AccessBox.
-func (x *AccessBox) GetBearerToken(owner *ecdsa.PrivateKey) (*token.BearerToken, error) {
+// GetTokens returns gate tokens from AccessBox.
+func (x *AccessBox) GetTokens(owner *ecdsa.PrivateKey) (*GateData, error) {
 	sender := crypto.UnmarshalPublicKey(x.OwnerPublicKey)
 	ownerKey := crypto.MarshalPublicKey(&owner.PublicKey)
-	for _, data := range x.BearerTokens {
-		if !bytes.Equal(data.GatePublicKey, ownerKey) {
+	for _, gate := range x.Gates {
+		if !bytes.Equal(gate.GatePublicKey, ownerKey) {
 			continue
 		}
-		tkn := token.NewBearerToken()
-		if err := decodeToken(data.Token, tkn, owner, sender); err != nil {
-			return nil, fmt.Errorf("failed to decode bearer token: %w", err)
+
+		gateData, err := decodeGate(gate, owner, sender)
+		if err != nil {
+			return nil, fmt.Errorf("failed to decode gate: %w", err)
 		}
-		return tkn, nil
+		return gateData, nil
 	}
 
-	return nil, fmt.Errorf("no bearer token for key  %x was found", ownerKey)
+	return nil, fmt.Errorf("no gate data for key  %x was found", ownerKey)
 }
 
-// GetSessionToken returns session token from AccessBox.
-func (x *AccessBox) GetSessionToken(owner *ecdsa.PrivateKey) (*session.Token, error) {
-	sender := crypto.UnmarshalPublicKey(x.OwnerPublicKey)
-	ownerKey := crypto.MarshalPublicKey(&owner.PublicKey)
-	for _, data := range x.SessionTokens {
-		if !bytes.Equal(data.GatePublicKey, ownerKey) {
-			continue
-		}
-		tkn := session.NewToken()
-
-		if err := decodeToken(data.Token, tkn, owner, sender); err != nil {
-			return nil, fmt.Errorf("failed to decode session token: %w", err)
-		}
-		return tkn, nil
-	}
-
-	return nil, fmt.Errorf("no session token for key  %x was found", ownerKey)
-}
-
-func (x *AccessBox) addToken(tkn tokenInterface, list *[]*AccessBox_Token, owner *ecdsa.PrivateKey, keys ...*ecdsa.PublicKey) error {
-	for i, sender := range keys {
-		data, err := encodeToken(tkn, owner, sender)
+func (x *AccessBox) addTokens(gatesData []*GateData, ephemeralKey *ecdsa.PrivateKey, secret []byte) error {
+	for i, gate := range gatesData {
+		encBearer, err := gate.BearerToken.Marshal()
 		if err != nil {
 			return fmt.Errorf("%w, sender = %d", err, i)
 		}
-		*list = append(*list, newToken(data, crypto.MarshalPublicKey(sender)))
+		var encSession []byte
+		if gate.SessionToken != nil {
+			encSession, err = gate.SessionToken.Marshal()
+			if err != nil {
+				return fmt.Errorf("%w, sender = %d", err, i)
+			}
+		}
+
+		tokens := new(Tokens)
+		tokens.AccessKey = secret
+		tokens.BearerToken = encBearer
+		tokens.SessionToken = encSession
+
+		boxGate, err := encodeGate(ephemeralKey, gate.GateKey, tokens)
+		if err != nil {
+			return err
+		}
+		x.Gates = append(x.Gates, boxGate)
 	}
 	return nil
 }
 
-func newToken(data []byte, key []byte) *AccessBox_Token {
-	res := new(AccessBox_Token)
-	res.Token = data
-	res.GatePublicKey = key
-	return res
-}
-
-func encodeToken(tkn tokenInterface, owner *ecdsa.PrivateKey, sender *ecdsa.PublicKey) ([]byte, error) {
-	data, err := tkn.Marshal()
+func encodeGate(ephemeralKey *ecdsa.PrivateKey, ownerKey *ecdsa.PublicKey, tokens *Tokens) (*AccessBox_Gate, error) {
+	data, err := proto.Marshal(tokens)
 	if err != nil {
 		return nil, err
 	}
 
-	encrypted, err := encrypt(owner, sender, data)
+	encrypted, err := encrypt(ephemeralKey, ownerKey, data)
 	if err != nil {
 		return nil, err
 	}
-	return encrypted, nil
+
+	gate := new(AccessBox_Gate)
+	gate.GatePublicKey = crypto.MarshalPublicKey(ownerKey)
+	gate.Tokens = encrypted
+	return gate, nil
 }
 
-func decodeToken(data []byte, tkn tokenInterface, owner *ecdsa.PrivateKey, sender *ecdsa.PublicKey) error {
-	decoded, err := decrypt(owner, sender, data)
+func decodeGate(gate *AccessBox_Gate, owner *ecdsa.PrivateKey, sender *ecdsa.PublicKey) (*GateData, error) {
+	data, err := decrypt(owner, sender, gate.Tokens)
 	if err != nil {
-		return err
+		return nil, err
+	}
+	tokens := new(Tokens)
+	if err := proto.Unmarshal(data, tokens); err != nil {
+		return nil, err
 	}
 
-	err = tkn.Unmarshal(decoded)
-	if err != nil {
-		return err
+	bearerTkn := token.NewBearerToken()
+	if err := bearerTkn.Unmarshal(tokens.BearerToken); err != nil {
+		return nil, err
+	}
+	sessionTkn := session.NewToken()
+	if err := sessionTkn.Unmarshal(tokens.SessionToken); err != nil {
+		return nil, err
 	}
 
-	return nil
+	gateData := NewGateData(&owner.PublicKey, bearerTkn)
+	gateData.SessionToken = sessionTkn
+	gateData.AccessKey = hex.EncodeToString(tokens.AccessKey)
+	return gateData, nil
 }
 
 func generateShared256(prv *ecdsa.PrivateKey, pub *ecdsa.PublicKey) (sk []byte, err error) {
@@ -200,9 +222,11 @@ func getCipher(owner *ecdsa.PrivateKey, sender *ecdsa.PublicKey) (cipher.AEAD, e
 		return nil, err
 	}
 
-	aead, err := chacha20poly1305.NewX(key)
-	if err != nil {
-		return nil, err
-	}
-	return aead, nil
+	return chacha20poly1305.NewX(key)
+}
+
+func generateSecret() ([]byte, error) {
+	b := make([]byte, 32)
+	_, err := io.ReadFull(rand.Reader, b)
+	return b, err
 }
diff --git a/creds/accessbox/accessbox.pb.go b/creds/accessbox/accessbox.pb.go
index b457d8eeb..a0a309120 100644
--- a/creds/accessbox/accessbox.pb.go
+++ b/creds/accessbox/accessbox.pb.go
@@ -1,13 +1,12 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.25.0
-// 	protoc        v3.15.8
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.6.1
 // source: creds/accessbox/accessbox.proto
 
 package accessbox
 
 import (
-	proto "github.com/golang/protobuf/proto"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -21,18 +20,13 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-// This is a compile-time assertion that a sufficiently up-to-date version
-// of the legacy proto package is being used.
-const _ = proto.ProtoPackageIsVersion4
-
 type AccessBox struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	OwnerPublicKey []byte             `protobuf:"bytes,1,opt,name=ownerPublicKey,json=oownerPublicKey,proto3" json:"ownerPublicKey,omitempty"`
-	BearerTokens   []*AccessBox_Token `protobuf:"bytes,2,rep,name=bearerTokens,proto3" json:"bearerTokens,omitempty"`
-	SessionTokens  []*AccessBox_Token `protobuf:"bytes,3,rep,name=sessionTokens,proto3" json:"sessionTokens,omitempty"`
+	OwnerPublicKey []byte            `protobuf:"bytes,1,opt,name=ownerPublicKey,proto3" json:"ownerPublicKey,omitempty"`
+	Gates          []*AccessBox_Gate `protobuf:"bytes,2,rep,name=gates,proto3" json:"gates,omitempty"`
 }
 
 func (x *AccessBox) Reset() {
@@ -74,31 +68,25 @@ func (x *AccessBox) GetOwnerPublicKey() []byte {
 	return nil
 }
 
-func (x *AccessBox) GetBearerTokens() []*AccessBox_Token {
+func (x *AccessBox) GetGates() []*AccessBox_Gate {
 	if x != nil {
-		return x.BearerTokens
+		return x.Gates
 	}
 	return nil
 }
 
-func (x *AccessBox) GetSessionTokens() []*AccessBox_Token {
-	if x != nil {
-		return x.SessionTokens
-	}
-	return nil
-}
-
-type AccessBox_Token struct {
+type Tokens struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Token         []byte `protobuf:"bytes,1,opt,name=token,proto3" json:"token,omitempty"`
-	GatePublicKey []byte `protobuf:"bytes,2,opt,name=gatePublicKey,proto3" json:"gatePublicKey,omitempty"`
+	AccessKey    []byte `protobuf:"bytes,1,opt,name=accessKey,proto3" json:"accessKey,omitempty"`
+	BearerToken  []byte `protobuf:"bytes,2,opt,name=bearerToken,proto3" json:"bearerToken,omitempty"`
+	SessionToken []byte `protobuf:"bytes,3,opt,name=sessionToken,proto3" json:"sessionToken,omitempty"`
 }
 
-func (x *AccessBox_Token) Reset() {
-	*x = AccessBox_Token{}
+func (x *Tokens) Reset() {
+	*x = Tokens{}
 	if protoimpl.UnsafeEnabled {
 		mi := &file_creds_accessbox_accessbox_proto_msgTypes[1]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -106,13 +94,13 @@ func (x *AccessBox_Token) Reset() {
 	}
 }
 
-func (x *AccessBox_Token) String() string {
+func (x *Tokens) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }
 
-func (*AccessBox_Token) ProtoMessage() {}
+func (*Tokens) ProtoMessage() {}
 
-func (x *AccessBox_Token) ProtoReflect() protoreflect.Message {
+func (x *Tokens) ProtoReflect() protoreflect.Message {
 	mi := &file_creds_accessbox_accessbox_proto_msgTypes[1]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -124,19 +112,81 @@ func (x *AccessBox_Token) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }
 
-// Deprecated: Use AccessBox_Token.ProtoReflect.Descriptor instead.
-func (*AccessBox_Token) Descriptor() ([]byte, []int) {
-	return file_creds_accessbox_accessbox_proto_rawDescGZIP(), []int{0, 0}
+// Deprecated: Use Tokens.ProtoReflect.Descriptor instead.
+func (*Tokens) Descriptor() ([]byte, []int) {
+	return file_creds_accessbox_accessbox_proto_rawDescGZIP(), []int{1}
 }
 
-func (x *AccessBox_Token) GetToken() []byte {
+func (x *Tokens) GetAccessKey() []byte {
 	if x != nil {
-		return x.Token
+		return x.AccessKey
 	}
 	return nil
 }
 
-func (x *AccessBox_Token) GetGatePublicKey() []byte {
+func (x *Tokens) GetBearerToken() []byte {
+	if x != nil {
+		return x.BearerToken
+	}
+	return nil
+}
+
+func (x *Tokens) GetSessionToken() []byte {
+	if x != nil {
+		return x.SessionToken
+	}
+	return nil
+}
+
+type AccessBox_Gate struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Tokens        []byte `protobuf:"bytes,1,opt,name=tokens,proto3" json:"tokens,omitempty"`
+	GatePublicKey []byte `protobuf:"bytes,2,opt,name=gatePublicKey,proto3" json:"gatePublicKey,omitempty"`
+}
+
+func (x *AccessBox_Gate) Reset() {
+	*x = AccessBox_Gate{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_creds_accessbox_accessbox_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *AccessBox_Gate) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*AccessBox_Gate) ProtoMessage() {}
+
+func (x *AccessBox_Gate) ProtoReflect() protoreflect.Message {
+	mi := &file_creds_accessbox_accessbox_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use AccessBox_Gate.ProtoReflect.Descriptor instead.
+func (*AccessBox_Gate) Descriptor() ([]byte, []int) {
+	return file_creds_accessbox_accessbox_proto_rawDescGZIP(), []int{0, 0}
+}
+
+func (x *AccessBox_Gate) GetTokens() []byte {
+	if x != nil {
+		return x.Tokens
+	}
+	return nil
+}
+
+func (x *AccessBox_Gate) GetGatePublicKey() []byte {
 	if x != nil {
 		return x.GatePublicKey
 	}
@@ -148,27 +198,29 @@ var File_creds_accessbox_accessbox_proto protoreflect.FileDescriptor
 var file_creds_accessbox_accessbox_proto_rawDesc = []byte{
 	0x0a, 0x1f, 0x63, 0x72, 0x65, 0x64, 0x73, 0x2f, 0x61, 0x63, 0x63, 0x65, 0x73, 0x73, 0x62, 0x6f,
 	0x78, 0x2f, 0x61, 0x63, 0x63, 0x65, 0x73, 0x73, 0x62, 0x6f, 0x78, 0x2e, 0x70, 0x72, 0x6f, 0x74,
-	0x6f, 0x12, 0x09, 0x61, 0x63, 0x63, 0x65, 0x73, 0x73, 0x62, 0x6f, 0x78, 0x22, 0xfb, 0x01, 0x0a,
-	0x09, 0x41, 0x63, 0x63, 0x65, 0x73, 0x73, 0x42, 0x6f, 0x78, 0x12, 0x27, 0x0a, 0x0e, 0x6f, 0x77,
+	0x6f, 0x12, 0x09, 0x61, 0x63, 0x63, 0x65, 0x73, 0x73, 0x62, 0x6f, 0x78, 0x22, 0xaa, 0x01, 0x0a,
+	0x09, 0x41, 0x63, 0x63, 0x65, 0x73, 0x73, 0x42, 0x6f, 0x78, 0x12, 0x26, 0x0a, 0x0e, 0x6f, 0x77,
 	0x6e, 0x65, 0x72, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x4b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01,
-	0x28, 0x0c, 0x52, 0x0f, 0x6f, 0x6f, 0x77, 0x6e, 0x65, 0x72, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x63,
-	0x4b, 0x65, 0x79, 0x12, 0x3e, 0x0a, 0x0c, 0x62, 0x65, 0x61, 0x72, 0x65, 0x72, 0x54, 0x6f, 0x6b,
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-	0x65, 0x6e, 0x73, 0x12, 0x40, 0x0a, 0x0d, 0x73, 0x65, 0x73, 0x73, 0x69, 0x6f, 0x6e, 0x54, 0x6f,
-	0x6b, 0x65, 0x6e, 0x73, 0x18, 0x03, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x1a, 0x2e, 0x61, 0x63, 0x63,
-	0x65, 0x73, 0x73, 0x62, 0x6f, 0x78, 0x2e, 0x41, 0x63, 0x63, 0x65, 0x73, 0x73, 0x42, 0x6f, 0x78,
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-	0x6f, 0x6b, 0x65, 0x6e, 0x73, 0x1a, 0x43, 0x0a, 0x05, 0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x12, 0x14,
-	0x0a, 0x05, 0x74, 0x6f, 0x6b, 0x65, 0x6e, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x05, 0x74,
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-	0x69, 0x63, 0x4b, 0x65, 0x79, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x0d, 0x67, 0x61, 0x74,
-	0x65, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x4b, 0x65, 0x79, 0x42, 0x3b, 0x5a, 0x39, 0x67, 0x69,
-	0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x6e, 0x73, 0x70, 0x63, 0x63, 0x2d, 0x64,
-	0x65, 0x76, 0x2f, 0x6e, 0x65, 0x6f, 0x66, 0x73, 0x2d, 0x73, 0x33, 0x2d, 0x67, 0x77, 0x2f, 0x63,
-	0x72, 0x65, 0x64, 0x73, 0x2f, 0x74, 0x6f, 0x6b, 0x65, 0x6e, 0x62, 0x6f, 0x78, 0x3b, 0x61, 0x63,
-	0x63, 0x65, 0x73, 0x73, 0x62, 0x6f, 0x78, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x28, 0x0c, 0x52, 0x0e, 0x6f, 0x77, 0x6e, 0x65, 0x72, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x4b,
+	0x65, 0x79, 0x12, 0x2f, 0x0a, 0x05, 0x67, 0x61, 0x74, 0x65, 0x73, 0x18, 0x02, 0x20, 0x03, 0x28,
+	0x0b, 0x32, 0x19, 0x2e, 0x61, 0x63, 0x63, 0x65, 0x73, 0x73, 0x62, 0x6f, 0x78, 0x2e, 0x41, 0x63,
+	0x63, 0x65, 0x73, 0x73, 0x42, 0x6f, 0x78, 0x2e, 0x47, 0x61, 0x74, 0x65, 0x52, 0x05, 0x67, 0x61,
+	0x74, 0x65, 0x73, 0x1a, 0x44, 0x0a, 0x04, 0x47, 0x61, 0x74, 0x65, 0x12, 0x16, 0x0a, 0x06, 0x74,
+	0x6f, 0x6b, 0x65, 0x6e, 0x73, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x06, 0x74, 0x6f, 0x6b,
+	0x65, 0x6e, 0x73, 0x12, 0x24, 0x0a, 0x0d, 0x67, 0x61, 0x74, 0x65, 0x50, 0x75, 0x62, 0x6c, 0x69,
+	0x63, 0x4b, 0x65, 0x79, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x0d, 0x67, 0x61, 0x74, 0x65,
+	0x50, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x4b, 0x65, 0x79, 0x22, 0x6c, 0x0a, 0x06, 0x54, 0x6f, 0x6b,
+	0x65, 0x6e, 0x73, 0x12, 0x1c, 0x0a, 0x09, 0x61, 0x63, 0x63, 0x65, 0x73, 0x73, 0x4b, 0x65, 0x79,
+	0x18, 0x01, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x09, 0x61, 0x63, 0x63, 0x65, 0x73, 0x73, 0x4b, 0x65,
+	0x79, 0x12, 0x20, 0x0a, 0x0b, 0x62, 0x65, 0x61, 0x72, 0x65, 0x72, 0x54, 0x6f, 0x6b, 0x65, 0x6e,
+	0x18, 0x02, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x0b, 0x62, 0x65, 0x61, 0x72, 0x65, 0x72, 0x54, 0x6f,
+	0x6b, 0x65, 0x6e, 0x12, 0x22, 0x0a, 0x0c, 0x73, 0x65, 0x73, 0x73, 0x69, 0x6f, 0x6e, 0x54, 0x6f,
+	0x6b, 0x65, 0x6e, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x0c, 0x73, 0x65, 0x73, 0x73, 0x69,
+	0x6f, 0x6e, 0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x42, 0x3b, 0x5a, 0x39, 0x67, 0x69, 0x74, 0x68, 0x75,
+	0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x6e, 0x73, 0x70, 0x63, 0x63, 0x2d, 0x64, 0x65, 0x76, 0x2f,
+	0x6e, 0x65, 0x6f, 0x66, 0x73, 0x2d, 0x73, 0x33, 0x2d, 0x67, 0x77, 0x2f, 0x63, 0x72, 0x65, 0x64,
+	0x73, 0x2f, 0x74, 0x6f, 0x6b, 0x65, 0x6e, 0x62, 0x6f, 0x78, 0x3b, 0x61, 0x63, 0x63, 0x65, 0x73,
+	0x73, 0x62, 0x6f, 0x78, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -183,19 +235,19 @@ func file_creds_accessbox_accessbox_proto_rawDescGZIP() []byte {
 	return file_creds_accessbox_accessbox_proto_rawDescData
 }
 
-var file_creds_accessbox_accessbox_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_creds_accessbox_accessbox_proto_msgTypes = make([]protoimpl.MessageInfo, 3)
 var file_creds_accessbox_accessbox_proto_goTypes = []interface{}{
-	(*AccessBox)(nil),       // 0: accessbox.AccessBox
-	(*AccessBox_Token)(nil), // 1: accessbox.AccessBox.Token
+	(*AccessBox)(nil),      // 0: accessbox.AccessBox
+	(*Tokens)(nil),         // 1: accessbox.Tokens
+	(*AccessBox_Gate)(nil), // 2: accessbox.AccessBox.Gate
 }
 var file_creds_accessbox_accessbox_proto_depIdxs = []int32{
-	1, // 0: accessbox.AccessBox.bearerTokens:type_name -> accessbox.AccessBox.Token
-	1, // 1: accessbox.AccessBox.sessionTokens:type_name -> accessbox.AccessBox.Token
-	2, // [2:2] is the sub-list for method output_type
-	2, // [2:2] is the sub-list for method input_type
-	2, // [2:2] is the sub-list for extension type_name
-	2, // [2:2] is the sub-list for extension extendee
-	0, // [0:2] is the sub-list for field type_name
+	2, // 0: accessbox.AccessBox.gates:type_name -> accessbox.AccessBox.Gate
+	1, // [1:1] is the sub-list for method output_type
+	1, // [1:1] is the sub-list for method input_type
+	1, // [1:1] is the sub-list for extension type_name
+	1, // [1:1] is the sub-list for extension extendee
+	0, // [0:1] is the sub-list for field type_name
 }
 
 func init() { file_creds_accessbox_accessbox_proto_init() }
@@ -217,7 +269,19 @@ func file_creds_accessbox_accessbox_proto_init() {
 			}
 		}
 		file_creds_accessbox_accessbox_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*AccessBox_Token); i {
+			switch v := v.(*Tokens); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_creds_accessbox_accessbox_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*AccessBox_Gate); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -235,7 +299,7 @@ func file_creds_accessbox_accessbox_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_creds_accessbox_accessbox_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   2,
+			NumMessages:   3,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/creds/accessbox/accessbox.proto b/creds/accessbox/accessbox.proto
index 8906c9263..5750b8080 100644
--- a/creds/accessbox/accessbox.proto
+++ b/creds/accessbox/accessbox.proto
@@ -7,13 +7,18 @@ option go_package = "github.com/nspcc-dev/neofs-s3-gw/creds/tokenbox;accessbox";
 
 
 message AccessBox {
-    message Token {
-        bytes token = 1 [json_name = "token"];
+    message Gate {
+        bytes tokens = 1 [json_name = "tokens"];
         bytes gatePublicKey = 2 [json_name = "gatePublicKey"];
     }
 
-    bytes ownerPublicKey = 1 [json_name = "oownerPublicKey"];
-    repeated Token bearerTokens = 2 [json_name = "bearerTokens"];
-    repeated Token sessionTokens = 3 [json_name = "sessionTokens"];
+    bytes ownerPublicKey = 1 [json_name = "ownerPublicKey"];
+    repeated Gate gates = 2 [json_name = "gates"];
+}
+
+message Tokens {
+    bytes accessKey = 1 [json_name = "accessKey"];
+    bytes bearerToken = 2 [json_name = "bearerToken"];
+    bytes sessionToken = 3 [json_name = "sessionToken"];
 }
 
diff --git a/creds/accessbox/bearer_token_test.go b/creds/accessbox/bearer_token_test.go
index 96c1b7267..d9263c721 100644
--- a/creds/accessbox/bearer_token_test.go
+++ b/creds/accessbox/bearer_token_test.go
@@ -6,12 +6,15 @@ import (
 	"crypto/rand"
 	"testing"
 
+	"github.com/google/uuid"
 	"github.com/nspcc-dev/neofs-api-go/pkg/acl/eacl"
+	"github.com/nspcc-dev/neofs-api-go/pkg/session"
 	"github.com/nspcc-dev/neofs-api-go/pkg/token"
+	crypto "github.com/nspcc-dev/neofs-crypto"
 	"github.com/stretchr/testify/require"
 )
 
-func Test_tokens_encode_decode(t *testing.T) {
+func Test_tokens_encrypt_decrypt(t *testing.T) {
 	var (
 		tkn  = token.NewBearerToken()
 		tkn2 = token.NewBearerToken()
@@ -25,10 +28,16 @@ func Test_tokens_encode_decode(t *testing.T) {
 	tkn.SetEACLTable(eacl.NewTable())
 	require.NoError(t, tkn.SignToken(sec))
 
-	data, err := encodeToken(tkn, cred, &cred.PublicKey)
+	rawTkn, err := tkn.Marshal()
 	require.NoError(t, err)
 
-	err = decodeToken(data, tkn2, cred, &cred.PublicKey)
+	data, err := encrypt(cred, &cred.PublicKey, rawTkn)
+	require.NoError(t, err)
+
+	rawTkn2, err := decrypt(cred, &cred.PublicKey, data)
+	require.NoError(t, err)
+
+	err = tkn2.Unmarshal(rawTkn2)
 	require.NoError(t, err)
 
 	require.Equal(t, tkn, tkn2)
@@ -50,7 +59,8 @@ func Test_bearer_token_in_access_box(t *testing.T) {
 	tkn.SetEACLTable(eacl.NewTable())
 	require.NoError(t, tkn.SignToken(sec))
 
-	box, _, err = PackTokens(tkn, nil, &cred.PublicKey)
+	gate := NewGateData(&cred.PublicKey, tkn)
+	box, _, err = PackTokens([]*GateData{gate})
 	require.NoError(t, err)
 
 	data, err := box.Marshal()
@@ -59,10 +69,48 @@ func Test_bearer_token_in_access_box(t *testing.T) {
 	err = box2.Unmarshal(data)
 	require.NoError(t, err)
 
-	tkn2, err := box2.GetBearerToken(cred)
+	tkns, err := box2.GetTokens(cred)
 	require.NoError(t, err)
 
-	require.Equal(t, tkn, tkn2)
+	require.Equal(t, tkn, tkns.BearerToken)
+}
+
+func Test_session_token_in_access_box(t *testing.T) {
+	var (
+		box  *AccessBox
+		box2 AccessBox
+		tkn  = session.NewToken()
+	)
+
+	sec, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	require.NoError(t, err)
+
+	cred, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
+	require.NoError(t, err)
+
+	tok := session.NewToken()
+	tok.SetContext(session.NewContainerContext())
+	uid, err := uuid.New().MarshalBinary()
+	require.NoError(t, err)
+	tok.SetID(uid)
+	tok.SetSessionKey(crypto.MarshalPublicKey(&sec.PublicKey))
+	require.NoError(t, tkn.Sign(sec))
+
+	gate := NewGateData(&cred.PublicKey, token.NewBearerToken())
+	gate.SessionToken = tkn
+	box, _, err = PackTokens([]*GateData{gate})
+	require.NoError(t, err)
+
+	data, err := box.Marshal()
+	require.NoError(t, err)
+
+	err = box2.Unmarshal(data)
+	require.NoError(t, err)
+
+	tkns, err := box2.GetTokens(cred)
+	require.NoError(t, err)
+
+	require.Equal(t, tkn, tkns.SessionToken)
 }
 
 func Test_accessbox_multiple_keys(t *testing.T) {
@@ -78,25 +126,25 @@ func Test_accessbox_multiple_keys(t *testing.T) {
 	require.NoError(t, tkn.SignToken(sec))
 
 	count := 10
-	pubs := make([]*ecdsa.PublicKey, 0, count)
+	gates := make([]*GateData, 0, count)
 	keys := make([]*ecdsa.PrivateKey, 0, count)
 	{ // generate keys
 		for i := 0; i < count; i++ {
 			cred, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
 			require.NoError(t, err)
 
-			pubs = append(pubs, &cred.PublicKey)
+			gates = append(gates, NewGateData(&cred.PublicKey, tkn))
 			keys = append(keys, cred)
 		}
 	}
 
-	box, _, err = PackTokens(tkn, nil, pubs...)
+	box, _, err = PackTokens(gates)
 	require.NoError(t, err)
 
 	for i, k := range keys {
-		tkn2, err := box.GetBearerToken(k)
+		tkns, err := box.GetTokens(k)
 		require.NoError(t, err, "key #%d: %s failed", i, k)
-		require.Equal(t, tkn2, tkn)
+		require.Equal(t, tkns.BearerToken, tkn)
 	}
 }
 
@@ -118,9 +166,10 @@ func Test_unknown_key(t *testing.T) {
 	tkn.SetEACLTable(eacl.NewTable())
 	require.NoError(t, tkn.SignToken(sec))
 
-	box, _, err = PackTokens(tkn, nil, &cred.PublicKey)
+	gate := NewGateData(&cred.PublicKey, tkn)
+	box, _, err = PackTokens([]*GateData{gate})
 	require.NoError(t, err)
 
-	_, err = box.GetBearerToken(wrongCred)
+	_, err = box.GetTokens(wrongCred)
 	require.Error(t, err)
 }
diff --git a/creds/tokens/credentials.go b/creds/tokens/credentials.go
index ac69807cf..4b4b7ee75 100644
--- a/creds/tokens/credentials.go
+++ b/creds/tokens/credentials.go
@@ -13,8 +13,6 @@ import (
 	cid "github.com/nspcc-dev/neofs-api-go/pkg/container/id"
 	"github.com/nspcc-dev/neofs-api-go/pkg/object"
 	"github.com/nspcc-dev/neofs-api-go/pkg/owner"
-	"github.com/nspcc-dev/neofs-api-go/pkg/session"
-	"github.com/nspcc-dev/neofs-api-go/pkg/token"
 	"github.com/nspcc-dev/neofs-s3-gw/creds/accessbox"
 	"github.com/nspcc-dev/neofs-sdk-go/pkg/pool"
 )
@@ -22,8 +20,7 @@ import (
 type (
 	// Credentials is a bearer token get/put interface.
 	Credentials interface {
-		GetBearerToken(context.Context, *object.Address) (*token.BearerToken, error)
-		GetSessionToken(context.Context, *object.Address) (*session.Token, error)
+		GetTokens(context.Context, *object.Address) (*accessbox.GateData, error)
 		Put(context.Context, *cid.ID, *owner.ID, *accessbox.AccessBox, ...*ecdsa.PublicKey) (*object.Address, error)
 	}
 
@@ -62,31 +59,13 @@ func (c *cred) releaseBuffer(buf *bytes.Buffer) {
 	bufferPool.Put(buf)
 }
 
-func (c *cred) GetBearerToken(ctx context.Context, address *object.Address) (*token.BearerToken, error) {
+func (c *cred) GetTokens(ctx context.Context, address *object.Address) (*accessbox.GateData, error) {
 	box, err := c.getAccessBox(ctx, address)
 	if err != nil {
 		return nil, err
 	}
 
-	tkn, err := box.GetBearerToken(c.key)
-	if err != nil {
-		return nil, err
-	}
-	return tkn, nil
-}
-
-func (c *cred) GetSessionToken(ctx context.Context, address *object.Address) (*session.Token, error) {
-	box, err := c.getAccessBox(ctx, address)
-	if err != nil {
-		return nil, err
-	}
-
-	tkn, err := box.GetSessionToken(c.key)
-	if err != nil {
-		return nil, err
-	}
-
-	return tkn, nil
+	return box.GetTokens(c.key)
 }
 
 func (c *cred) getAccessBox(ctx context.Context, address *object.Address) (*accessbox.AccessBox, error) {