(blockAlignedPersonal) isPersonalizationStr() {} type personalizationStrin interface { isPersonalizationStr() } func newDRBG[H fips140.Hash](hash func() H, entropy, nonce []byte, s personalizationStrin) *hmacDRBG { // HMAC_DRBG_Instantiate_algorithm, per Section 10.1.2.3. fips140.RecordApproved() d := &hmacDRBG{ newHMAC: func(key []byte) *hmac.HMAC { return hmac.New(hash, key) }, } size := hash().Size() // K = 0x00 0x00 0x00 ... 0x00 K := make([]byte, size) // V = 0x01 0x01 0x01 ... 0x01 d.V = bytes.Repeat([]byte{0x01},...