lib/std/crypto.zig             |  16 ++
 lib/std/crypto/aes.zig         |  25 --
 lib/std/crypto/aes_gcm_siv.zig | 340 ++++++++++++++++++++++
 lib/std/crypto/aes_siv.zig     | 481 ++++++++++++++++++++++++++++++++
 lib/std/crypto/modes.zig       | 204 +++++++++++++-
 5 files changed, 1029 insertions(+), 37 deletions(-)