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kokke

4 indexed repositories · View on GitHub

tiny-AES-c
Small portable AES128/192/256 in C

C · 5008 stars
tiny-regex-c
Small portable regex in C

C · 1505 stars
tiny-bignum-c
Small portable multiple-precision unsigned integer arithmetic in C

C · 474 stars
tiny-ECDH-c
Small portable Elliptic-Curve Diffie-Hellman in C

C · 296 stars

Beginner friendly Everything

Open All

Contact - Security assessment of implementation Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

kokke/tiny-AES-c#246 · Opened Aug 28, 2026
Out-of-bounds / NULL read in matchrange with certain character-class patterns Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

kokke/tiny-regex-c#101 · Opened Jun 12, 2026
tiny-regex-c has ReDoS CPU denial-of-service vulnerability in re.c Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

kokke/tiny-regex-c#100 · Opened May 20, 2026
aes.h Open

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

kokke/tiny-AES-c#244 · Opened Mar 31, 2026
-fno-strict-aliasing required on GCC Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

kokke/tiny-bignum-c#39 · Opened Feb 5, 2026
Not constant time Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokke/tiny-AES-c#243 · Opened Jan 27, 2026
Possible bugs Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

kokke/tiny-regex-c#97 · 1 comment · Opened Dec 13, 2025
legal: Please add SDPX header to comply reuse Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

kokke/tiny-AES-c#241 · Opened Sep 12, 2025
Point double coordinate Y wrong Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

kokke/tiny-ECDH-c#33 · 1 comment · Opened Jul 7, 2025
Does this library support not aligned buffers? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokke/tiny-AES-c#240 · Opened May 20, 2025
Consider creating a new release Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

kokke/tiny-AES-c#238 · Opened Apr 3, 2025
Node crypto / tiny AES round trip not working for 192/256 bit keys Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokke/tiny-AES-c#237 · 1 comment · Opened Mar 20, 2025
Fails to decrypt this example Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

kokke/tiny-AES-c#235 · 2 comments · Opened Jan 15, 2025
This is not quite a regular expression engine Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

kokke/tiny-regex-c#94 · Opened Dec 21, 2024
RegEx gets no match Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

kokke/tiny-regex-c#93 · 3 comments · Opened Dec 18, 2024
Acknowledgement Open

Difficulty 1/5 Under an hour Newbie friendliness 30/100

kokke/tiny-AES-c#234 · Opened Dec 18, 2024
Even faster multiplication Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

kokke/tiny-bignum-c#38 · Opened Dec 10, 2024
vulnerabilities Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

kokke/tiny-AES-c#233 · Opened Nov 14, 2024
secp256k1 support ?. Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

kokke/tiny-ECDH-c#32 · Opened Sep 28, 2024
Reduce size even more: generate s-box table? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

kokke/tiny-AES-c#228 · 7 comments · Opened Jun 10, 2024
How would you like this library cited? Open

Difficulty 1/5 Under an hour Newbie friendliness 20/100

kokke/tiny-ECDH-c#31 · 2 comments · Opened May 25, 2024
Does tiny-AES-c support GCM mode? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

kokke/tiny-AES-c#226 · Opened May 3, 2024
Maybe you want replace INT to UINT8_T here. Open

Difficulty 1/5 Under an hour Newbie friendliness 48/100

kokke/tiny-AES-c#225 · 2 comments · Opened May 1, 2024
Request for AES128_CBC Encryption Help Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

kokke/tiny-AES-c#224 · 1 comment · Opened Mar 20, 2024
Issues with Include Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokke/tiny-AES-c#222 · 1 comment · Opened Nov 18, 2023
add binary exponent return Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

kokke/tiny-bignum-c#36 · Opened Aug 16, 2023
Match of `\\s*` on empty string reports `pos == -1`, i.e., no match, while it should report `pos == 0` and `matchlength == 0` Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

kokke/tiny-regex-c#88 · Opened Jul 25, 2023
bignum_to_string Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

kokke/tiny-bignum-c#34 · Opened Mar 16, 2023
Cannot match end-of-pattern match Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

kokke/tiny-regex-c#84 · Opened Dec 18, 2022
Do not support {n, m} feature. Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

kokke/tiny-regex-c#81 · 1 comment · Opened Aug 31, 2022
ECDSA Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

kokke/tiny-ECDH-c#29 · 1 comment · Opened Jul 11, 2022
fix pattern '[1-5-]+' against '123-' Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

kokke/tiny-regex-c#79 · Opened Jun 20, 2022
aes.h comment error Open

Difficulty 1/5 Under an hour Newbie friendliness 68/100

kokke/tiny-AES-c#206 · Opened Mar 10, 2022
Add AES-CFB.. Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

kokke/tiny-AES-c#205 · 1 comment · Opened Feb 6, 2022
support for {n,m},repeat N to M times? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

kokke/tiny-regex-c#74 · 1 comment · Opened Oct 28, 2021
For ease of use there should be a function telling the size of string for bignum_to_string() Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

kokke/tiny-bignum-c#30 · 1 comment · Opened Sep 24, 2021
Tests fail: TabError: inconsistent use of tabs and spaces in indentation Open

Difficulty 1/5 Under an hour Newbie friendliness 35/100

kokke/tiny-bignum-c#29 · 2 comments · Opened Sep 24, 2021
export `pow_mod_fast` to the public Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

kokke/tiny-bignum-c#28 · 1 comment · Opened Aug 26, 2021
vcpkg installion windows - length is not changing in return Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokke/tiny-regex-c#73 · Opened Jul 10, 2021
bignum_from_string not works on odd nbytes Open

Difficulty 2/5 1-3 hours Newbie friendliness 20/100

kokke/tiny-bignum-c#25 · Opened Jun 28, 2021
Multiply function could be 20% faster and smaller Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

kokke/tiny-AES-c#194 · 2 comments · Opened Jun 27, 2021
re_matchp succeeds only for the first string compared to a pattern Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

kokke/tiny-regex-c#71 · 1 comment · Opened Jun 10, 2021
Error on isdigit, isalpha, isspace with char > 127 Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

kokke/tiny-regex-c#70 · Opened May 2, 2021
Display in base-10? Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

kokke/tiny-bignum-c#23 · 3 comments · Opened Apr 21, 2021
sec key not the same Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kokke/tiny-ECDH-c#25 · Opened Apr 9, 2021
Wrong match length? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

kokke/tiny-regex-c#69 · 3 comments · Opened Mar 17, 2021
support for non-greedy `*?` and `+?` Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

kokke/tiny-regex-c#68 · Opened Mar 10, 2021
regex compilation is making things slower? Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

kokke/tiny-regex-c#67 · 1 comment · Opened Mar 8, 2021
Python random tests are failing but CI is passing Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

kokke/tiny-regex-c#66 · Opened Mar 8, 2021
Add Precompiled Regex Code Generator Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

kokke/tiny-regex-c#59 · 4 comments · 2 reactions · Opened Mar 6, 2021

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