### This is the reference source code package of ISAP.
ISAP is a mode for authenticated encryption algorithms, submitted to the [NIST Call for Lightweight Cryptography](https://csrc.nist.gov/Projects/Lightweight-Cryptography). The specification and more details about ISAP can be found on its [website](https://isap.iaik.tugraz.at).

### This code was implemented by:

* Robert Primas

### This code uses the following files from external sources:

* KeccakP-400-SnP.h, KeccakP-400-reference.c :
From: [eXtended Keccak Code Package](https://github.com/XKCP/XKCP/tree/master/lib/low/KeccakP-400/Reference)
Copyright: See file header

* brg_endian.h :
From: [eXtended Keccak Code Package](https://github.com/XKCP/XKCP/tree/master/lib/common)
Copyright: See file header

* Ascon-reference.h, Ascon-reference.c :
From: [Ascon Software Repository](https://github.com/ascon/crypto_aead/archive/master.zip)
Copyright: See zip folder