Imports github.com/hashicorp/vault/helper/errutil github.com/hashicorp/go-uuid github.com/hashicorp/vault/helper/jsonutil github.com/hashicorp/vault/helper/kdf github.com/hashicorp/vault/logical golang.org/x/crypto/hkdf Standard library imports crypto/cipher bytes crypto/aes crypto/ecdsa crypto/elliptic crypto/hmac crypto/rand crypto/sha256 crypto/x509 encoding/asn1 encoding/base64 encoding/json encoding/pem errors fmt io math/big strconv strings sync time