fdh_rsa.ml

This commit is contained in:
swrup 2026-02-24 19:31:39 +01:00
parent 61150598d2
commit e0a9d7f1e2
4 changed files with 107 additions and 117 deletions

View file

@ -77,7 +77,7 @@ let () =
let xts = salt |> decode in
let ikm = ikm |> decode in
let ctx = ctx |> decode in
let okm = Crypto.FDH_RSA.Kdf.kdf ~xts ~ikm ~ctx ~len:out_len in
let okm = Fdh_rsa.Kdf.kdf ~xts ~ikm ~ctx ~len:out_len in
let okm = okm |> encode in
assert (okm = out);
@ -99,12 +99,12 @@ let () =
"3KHKZJZ30ABB4E56MA2V0EQWGCWH0QQG9P2ZHYHR186C5HZXJMM4N9WXAQTKS94QSV9Y17GGNXN5MB1PZZFG7Q0FY88QPKKRG4MYCPSMTZK5W59R0MJVNJ4P4AQM96TDG5W7RV8GSNR1QQZ1GNHW3CX6D6ZRTMXB2NKB5SSYTDJS79F5ZFBRZ4HVED9JBBPWSR79KVV5QQ4APBGHBCKGMF9NJJS53A1BVYHDEVYAGFYF2SNEP827ZP50FKJ5GKGV8NQ15ESEZ69AT7GJG0T3TZVENY2YN9CVR98W3BKEZ53J7VTANARG8SJS8AMJQ7S23P5HRJ7XE9KTNRNXKH49MXV9JHHYE5535N7AGWEKR47SBCGNF44Z7XJ9RV5BQV12ZRJKN4HBZQHDNCMH3QKX9Z6G64"
in
let open Crypto in
let msg = message_hash |> decode in
let pub =
rsa_public_key |> decode |> RsaPublicKey.of_octets |> Result.get_ok
in
let bks = blinding_key_secret |> decode in
let s = FDH_RSA.rsa_blind pub ~bks ~msg |> encode in
assert (s = blinded_message);
let msg = decode message_hash in
let bmsg = Fdh_rsa.rsa_blind pub ~bks msg in
assert (encode bmsg = blinded_message);
()