From 09d91113db2da989bbcf23dd40d4922d92860f3e Mon Sep 17 00:00:00 2001 From: Sam Anthony Date: Fri, 18 Apr 2025 15:55:46 -0400 Subject: generate symmetric session key --- key/symmetric.go | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 key/symmetric.go (limited to 'key') diff --git a/key/symmetric.go b/key/symmetric.go new file mode 100644 index 0000000..6acc8e9 --- /dev/null +++ b/key/symmetric.go @@ -0,0 +1,19 @@ +package key + +import ( + crypto_rand "crypto/rand" + "crypto/sha3" + "github.com/keybase/saltpack" + "io" +) + +func NewReceiverSymmetricKey() (saltpack.ReceiverSymmetricKey, error) { + var key saltpack.SymmetricKey + if _, err := io.ReadFull(crypto_rand.Reader, key[:]); err != nil { + return saltpack.ReceiverSymmetricKey{}, err + } + + id := sha3.Sum512(key[:]) + + return saltpack.ReceiverSymmetricKey{key, id[:]}, nil +} -- cgit v1.2.3