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Generate random salt for key derivation on init (#309)

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Signed-off-by: Daniel Weiße <dw@edgeless.systems>
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Daniel Weiße 2022-07-29 09:52:47 +02:00 • committed by GitHub
parent e0ce2e8a51
commit 9a3bd38912
25 changed files with 342 additions and 317 deletions
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2
internal/crypto/crypto.go
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@ -25,8 +25,6 @@ const (
)
// DeriveKey derives a key from a secret.
//
// TODO: decide on a secure key derivation function.
func DeriveKey(secret, salt, info []byte, length uint) ([]byte, error) {
hkdf := hkdf.New(sha256.New, secret, salt, info)
key := make([]byte, length)