Why Go
- Case Studies
  
  Common problems companies solve with Go
- Use Cases
  
  Stories about how and why companies use Go
- Security Policy
  
  How Go can help keep you secure by default
Learn
Docs
- Effective Go
  
  Tips for writing clear, performant, and idiomatic Go code
- Go User Manual
  
  A complete introduction to building software with Go
- Standard library
  
  Reference documentation for Go's standard library
- Release Notes
  
  Learn what's new in each Go release
Packages
Community
- Recorded Talks
  
  Videos from prior events
- Meetups
  
  Meet other local Go developers
- Conferences
  
  Learn and network with Go developers from around the world
- Go blog
  
  The Go project's official blog.
- Go project
  
  Get help and stay informed from Go
- Get connected

crypto

package

Go to main page

Versions in this module

v0

v0.2.2

Apr 27, 2024

v0.2.1

Mar 15, 2024

v0.2.0

Mar 10, 2024

Changes in this version

+ const AES256WithTPMRSA2048

type Option

+ func WithTPM(tpm *tpm.TPM) Option

v0.1.2

Dec 17, 2023

v0.1.1

Oct 17, 2023

v0.1.0

Jul 22, 2023

v0.0.1

Jul 22, 2023

Changes in this version

+ const AES256

+ const Chacha20Poly1305

+ const DefaultAlgo

+ const PickFastest

+ var ErrDecryptFailed = errors.New("decryption failed")

+ var ErrEncryptFailed = errors.New("encryption failed")

+ var ErrUnexpectedAlgo = errors.New("unexpected algorithm")

+ func Fastest(opts ...Option) (int, error)

+ type AESKey struct

+ func (k *AESKey) Logger() Logger

+ func (k *AESKey) Wipe()

+ func (k AESKey) Decrypt(data []byte) ([]byte, error)

+ func (k AESKey) DecryptKey(encryptedKey []byte) (EncryptionKey, error)

+ func (k AESKey) Encrypt(data []byte) ([]byte, error)

+ func (k AESKey) Hash(b []byte) []byte

+ func (k AESKey) NewKey() (EncryptionKey, error)

+ func (k AESKey) ReadEncryptedKey(r io.Reader) (EncryptionKey, error)

+ func (k AESKey) StartReader(ctx []byte, r io.Reader) (StreamReader, error)

+ func (k AESKey) StartWriter(ctx []byte, w io.Writer) (StreamWriter, error)

+ func (k AESKey) WriteEncryptedKey(w io.Writer) error

+ type AESMasterKey struct

+ func (mk AESMasterKey) Save(passphrase []byte, file string) error

+ type AESStreamReader struct

+ func (r *AESStreamReader) Close() error

+ func (r *AESStreamReader) Read(b []byte) (n int, err error)

+ func (r *AESStreamReader) Seek(offset int64, whence int) (int64, error)

+ type AESStreamWriter struct

+ func (w *AESStreamWriter) Close() (err error)

+ func (w *AESStreamWriter) Write(b []byte) (n int, err error)

+ type Chacha20Poly1305Key struct

+ func (k *Chacha20Poly1305Key) Logger() Logger

+ func (k *Chacha20Poly1305Key) Wipe()

+ func (k Chacha20Poly1305Key) Decrypt(data []byte) ([]byte, error)

+ func (k Chacha20Poly1305Key) DecryptKey(encryptedKey []byte) (EncryptionKey, error)

+ func (k Chacha20Poly1305Key) Encrypt(data []byte) ([]byte, error)

+ func (k Chacha20Poly1305Key) Hash(b []byte) []byte

+ func (k Chacha20Poly1305Key) NewKey() (EncryptionKey, error)

+ func (k Chacha20Poly1305Key) ReadEncryptedKey(r io.Reader) (EncryptionKey, error)

+ func (k Chacha20Poly1305Key) StartReader(ctx []byte, r io.Reader) (StreamReader, error)

+ func (k Chacha20Poly1305Key) StartWriter(ctx []byte, w io.Writer) (StreamWriter, error)

+ func (k Chacha20Poly1305Key) WriteEncryptedKey(w io.Writer) error

+ type Chacha20Poly1305MasterKey struct

+ func (mk Chacha20Poly1305MasterKey) Save(passphrase []byte, file string) error

+ type Chacha20Poly1305StreamReader struct

+ func (r *Chacha20Poly1305StreamReader) Close() error

+ func (r *Chacha20Poly1305StreamReader) Read(b []byte) (n int, err error)

+ func (r *Chacha20Poly1305StreamReader) Seek(offset int64, whence int) (int64, error)

+ type Chacha20Poly1305StreamWriter struct

+ func (w *Chacha20Poly1305StreamWriter) Close() (err error)

+ func (w *Chacha20Poly1305StreamWriter) Write(b []byte) (n int, err error)

+ type EncryptionKey interface

+ Decrypt func(data []byte) ([]byte, error)

+ DecryptKey func(encryptedKey []byte) (EncryptionKey, error)

+ Encrypt func(data []byte) ([]byte, error)

+ Hash func(b []byte) []byte

+ Logger func() Logger

+ NewKey func() (EncryptionKey, error)

+ ReadEncryptedKey func(r io.Reader) (EncryptionKey, error)

+ StartReader func(ctx []byte, r io.Reader) (StreamReader, error)

+ StartWriter func(ctx []byte, w io.Writer) (StreamWriter, error)

+ Wipe func()

+ WriteEncryptedKey func(w io.Writer) error

+ type Logger interface

+ Debug func(...any)

+ Debugf func(string, ...any)

+ Error func(...any)

+ Errorf func(string, ...any)

+ Fatal func(...any)

+ Fatalf func(string, ...any)

+ Info func(...any)

+ Infof func(string, ...any)

+ func StdLogger() Logger

+ type MasterKey interface

+ Save func(passphrase []byte, file string) error

+ func CreateAESMasterKey(opts ...Option) (MasterKey, error)

+ func CreateAESMasterKeyForTest() (MasterKey, error)

+ func CreateChacha20Poly1305MasterKey(opts ...Option) (MasterKey, error)

+ func CreateChacha20Poly1305MasterKeyForTest() (MasterKey, error)

+ func CreateMasterKey(opts ...Option) (MasterKey, error)

+ func ReadAESMasterKey(passphrase []byte, file string, opts ...Option) (MasterKey, error)

+ func ReadChacha20Poly1305MasterKey(passphrase []byte, file string, opts ...Option) (MasterKey, error)

+ func ReadMasterKey(passphrase []byte, file string, opts ...Option) (MasterKey, error)

+ type Option struct

+ func WithAlgo(alg int) Option

+ func WithLogger(l Logger) Option

+ func WithStrictWipe(v bool) Option

+ type StreamReader interface

+ type StreamWriter interface