History

Ondřej Vejpustek 7a992a593d fix(crypto): fix sign-compare warning		1 week ago
..
aes	fix(crypto): fix sign-compare warning	1 week ago
chacha20poly1305	…
ed25519-donna	refactor(core): Improve parameter naming in ed25519_sign_ext().	2 months ago
fuzzer	refactor: Unify secp256k1_zkp usage.	1 year ago
gui	…
monero	style: fix style according to new clang	4 months ago
tests	refactor(crypto): remove redundant include	1 week ago
tools	…
.gitignore	…
.gitmodules	…
.gitrepo	…
AUTHORS	…
CONTRIBUTORS	…
LICENSE	…
Makefile	refactor(crypto,core,lagacy): use secp256k1 submodule for ECDH	4 weeks ago
README.md	…
address.c	…
address.h	…
base32.c	…
base32.h	…
base58.c	…
base58.h	…
bignum.c	fix(crypto): fix assertion	12 months ago
bignum.h	feat(crypto): introduce bn_read_be_512	12 months ago
bip32.c	refacor(crypto): refactor hdnode_public_ckd	4 weeks ago
bip32.h	refacor(crypto): refactor hdnode_public_ckd	4 weeks ago
bip39.c	…
bip39.h	…
bip39_english.c	…
blake2_common.h	…
blake2b.c	refactor(crypto): use functions instead of macros in blake2b and blake2s	1 week ago
blake2b.h	…
blake2s.c	refactor(crypto): use functions instead of macros in blake2b and blake2s	1 week ago
blake2s.h	…
blake256.c	…
blake256.h	…
buffer.c	feat(core/prodtest): Verify device certificate chain in CERTDEV WRITE.	10 months ago
buffer.h	feat(core/prodtest): Verify device certificate chain in CERTDEV WRITE.	10 months ago
byte_order.h	…
cardano.c	refactor(crypto): use boolean to indicate public key is set	4 weeks ago
cardano.h	…
cash_addr.c	…
cash_addr.h	…
chacha_drbg.c	…
chacha_drbg.h	style: fix style according to new clang	4 months ago
check_mem.h	…
curves.c	…
curves.h	…
der.c	feat(crypto): Use entire DER encoding in DER_ITEM.	10 months ago
der.h	feat(core/prodtest): Check device certificate chain integrity using authority key identifier.	9 months ago
ecdsa.c	feat(crypto): introduce ecdsa_tweak_public_key	4 weeks ago
ecdsa.h	feat(crypto): introduce ecdsa_tweak_public_key	4 weeks ago
ecdsa_internal.h	feat(crypto): introduce ecdsa_tweak_public_key	4 weeks ago
elligator2.c	feat(crypto): implement elligator2	4 months ago
elligator2.h	feat(crypto): implement elligator2	4 months ago
groestl.c	refactor(crypto): use functions instead of macros in groestl512	1 week ago
groestl.h	refactor(crypto): use functions instead of macros in groestl512	1 week ago
groestl_internal.h	…
hash_to_curve.c	feat(crypto): implement hashing to curve	12 months ago
hash_to_curve.h	feat(crypto): implement hashing to curve	12 months ago
hasher.c	…
hasher.h	…
hmac.c	…
hmac.h	…
hmac_drbg.c	…
hmac_drbg.h	…
memzero.c	…
memzero.h	…
nem.c	…
nem.h	…
nist256p1.c	…
nist256p1.h	…
nist256p1.table	…
options.h	refactor(crypto): introduce symbolic constants for size optimization	1 week ago
pbkdf2.c	…
pbkdf2.h	…
rand.c	feat(core): Integrate Optiga into PIN verification.	12 months ago
rand.h	feat(core): Integrate Optiga into PIN verification.	12 months ago
rc4.c	…
rc4.h	…
rfc6979.c	…
rfc6979.h	…
ripemd160.c	refactor(crypto): adapt ripemd160 implementation	1 week ago
ripemd160.h	refactor(crypto): adapt ripemd160 implementation	1 week ago
script.c	…
script.h	…
secp256k1.c	…
secp256k1.h	…
secp256k1.table	…
segwit_addr.c	…
segwit_addr.h	…
setup.py	…
sha2.c	feat(crypto): Implement sha384_Raw().	1 year ago
sha2.h	feat(crypto): Implement sha384_Raw().	1 year ago
sha3.c	…
sha3.h	…
shamir.c	…
shamir.h	…
slip39.c	…
slip39.h	…
slip39_english.c	…
slip39_wordlist.h	…
tls_prf.c	feat(crypto): Implement TLS PRF with SHA-256.	1 year ago
tls_prf.h	feat(crypto): Implement TLS PRF with SHA-256.	1 year ago
zkp_bip340.c	fix(crypto): imporve handling of return value	5 months ago
zkp_bip340.h	…
zkp_context.c	fix(crypto): imporve handling of return value	5 months ago
zkp_context.h	…
zkp_ecdsa.c	feat(crypto): introduce ecdsa_tweak_public_key	4 weeks ago
zkp_ecdsa.h	feat(crypto): introduce ecdsa_tweak_public_key	4 weeks ago

README.md

trezor-crypto

Heavily optimized cryptography algorithms for embedded devices.

These include:

AES/Rijndael encryption/decryption
Big Number (256 bit) Arithmetics
BIP32 Hierarchical Deterministic Wallets
BIP39 Mnemonic code
ECDSA signing/verifying (supports secp256k1 and nist256p1 curves, uses RFC6979 for deterministic signatures)
ECDSA public key derivation
BIP340 Schnorr signature signing/verifying
Base32 (RFC4648 and custom alphabets)
Base58 address representation
Ed25519 signing/verifying (also SHA3 and Keccak variants)
ECDH using secp256k1, nist256p1 and Curve25519
HMAC-SHA256 and HMAC-SHA512
PBKDF2
RIPEMD-160
SHA1
SHA2-256/SHA2-512
SHA3/Keccak
BLAKE2s/BLAKE2b
Chacha20-Poly1305
unit tests (using Check - check.sf.net; in test_check.c)
tests against OpenSSL (in test_openssl.c)
integrated Wycheproof tests

Distibuted under MIT License.

Some parts of the library come from external sources:

AES: https://github.com/BrianGladman/aes
Base58: https://github.com/luke-jr/libbase58
BLAKE2s/BLAKE2b: https://github.com/BLAKE2/BLAKE2
RIPEMD-160: https://github.com/ARMmbed/mbedtls
SHA1/SHA2: http://www.aarongifford.com/computers/sha.html
SHA3: https://github.com/rhash/RHash
Curve25519: https://github.com/agl/curve25519-donna
Ed25519: https://github.com/floodyberry/ed25519-donna
Chacha20: https://github.com/wg/c20p1305
Poly1305: https://github.com/floodyberry/poly1305-donna