Top 23 C Cryptography Projects

• OpenSSL

  150 24,186 9.9 C

  TLS/SSL and crypto library

  

Project mention: RVM Ruby 2.6.0 — built with custom openssl version on Ubuntu 22.04 | dev.to | 2024-04-26

ENV OPENSSL_PREFIX=/opt/openssl ENV SSL_CERT_FILE=/etc/ssl/certs/ca-certificates.crt WORKDIR /tmp RUN git clone --branch OpenSSL_1_0_2n https://github.com/openssl/openssl.git RUN cd openssl RUN ./config shared --prefix=$OPENSSL_PREFIX --openssldir=$OPENSSL_PREFIX/ssl RUN make RUN make install RUN rvm install 2.6.0 -C --with-openssl-dir=$OPENSSL_PREFIX ENV PATH /usr/local/rvm/bin:$PATH RUN rvm --default use ruby-2.6.0 ENV PATH /usr/local/rvm/bin:/usr/local/rvm/rubies/ruby-2.6.0/bin:$PATH ENV GEM_HOME /usr/local/rvm/rubies/ruby-2.6.0/lib/ruby/gems/2.6.0

• libsodium

  30 11,927 8.7 C

  A modern, portable, easy to use crypto library.

Project mention: Libsodium: A modern, portable, easy to use crypto library | /r/hackernews | 2023-09-18

• InfluxDB

  www.influxdata.com featured

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• cjdns

  16 5,138 2.4 C

  An encrypted IPv6 network using public-key cryptography for address allocation and a distributed hash table for routing.

Project mention: The Hidden World Of Dumps Store | CVV Shops: The Lucrative World of Credit Card Fraud! | /r/darknetplan | 2023-07-09

This sub is not about TOR and all the seediness that goes on there but rather about creating darknets, by which we/they mean mesh networks and encrypted networks using tools like https://github.com/cjdelisle/cjdns/

• mbedTLS

  9 4,913 10.0 C

  An open source, portable, easy to use, readable and flexible TLS library, and reference implementation of the PSA Cryptography API. Releases are on a varying cadence, typically around 3 - 6 months between releases.

  

Project mention: OpenWrt 23.05 | news.ycombinator.com | 2023-10-13

It's work in progress: https://github.com/Mbed-TLS/mbedtls/blob/development/docs/ar...

Newer version have okay-ish support, I'd guess the next OpenWRT release will have it again.

• s2n

  9 4,449 9.5 C

  An implementation of the TLS/SSL protocols

  

Project mention: S2n-TLS – A C99 implementation of the TLS/SSL protocol | /r/programming | 2023-12-05

• Tiny AES128 in C

  4 4,039 0.0 C

  Small portable AES128/192/256 in C

• openssh-portable

  41 2,817 9.4 C

  Portable OpenSSH

  

Project mention: New startup sells coffee through SSH and exclusively through SSH | news.ycombinator.com | 2024-05-01

Default for the last 24 years according to https://github.com/openssh/openssh-portable/blame/385ecb31e1...

• SaaSHub

  www.saashub.com featured

  SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

  

• pycryptodome

  8 2,671 8.4 C

  A self-contained cryptographic library for Python

• wolfssl

  12 2,179 9.9 C

  The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3!

  

• c-toxcore

  20 2,158 9.5 C

  The future of online communications.

  

Project mention: Tox Core is one of the nicest-to-read C codebases | news.ycombinator.com | 2024-03-22

• minisign

  12 1,967 4.8 C

  A dead simple tool to sign files and verify digital signatures.

Project mention: Ask HN: What are your favorite tiny, single purpose tools? | news.ycombinator.com | 2024-04-19

• Themis

  2 1,810 5.1 C

  Easy to use cryptographic framework for data protection: secure messaging with forward secrecy and secure data storage. Has unified APIs across 14 platforms.

  

• liboqs

  11 1,616 8.9 C

  C library for prototyping and experimenting with quantum-resistant cryptography

  

Project mention: Show HN: filippo.io/mlkem768 – Post-Quantum Cryptography for the Go Ecosystem | news.ycombinator.com | 2024-02-01

How about liboqs from OpenQuantumSafe? It includes an implementation of most PQC primitives proposed to date:

https://github.com/open-quantum-safe/liboqs

• LibTomCrypt

  3 1,480 6.9 C

  LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.

  

• swift-crypto

  8 1,405 7.0 C

  Open-source implementation of a substantial portion of the API of Apple CryptoKit suitable for use on Linux platforms.

  

Project mention: Swift for Android: How to use Swift-Crypto with Android Studio | dev.to | 2023-11-14

dependencies: [ .package(url: "https://github.com/scade-platform/swift-java.git", branch: "main"), .package(url: "https://github.com/apple/swift-crypto.git", .branch("main")) ]

• LibreSSL

  2 1,315 9.6 C

  LibreSSL Portable itself. This includes the build scaffold and compatibility layer that builds portable LibreSSL from the OpenBSD source code. Pull requests or patches sent to [email protected] are welcome.

  

Project mention: OpenSSL 1.1.1 End of Life Approaching | news.ycombinator.com | 2023-06-16

• trezor-firmware

  889 1,262 9.8 C

  :lock: Trezor Firmware Monorepo

  

Project mention: ¿How to start in bitcoin? | /r/Bitcoin | 2023-10-17

https://trezor.io/ - Easy to use, no matter how new in Bitcoin you're.

• PyNacl

  3 1,036 4.9 C

  Python binding to the Networking and Cryptography (NaCl) library

  

• brainflayer

  10 864 1.7 C

  A proof-of-concept cracker for cryptocurrency brainwallets and other low entropy key algorithms.

• bitcracker

  10 764 0.0 C

  BitCracker is the first open source password cracking tool for memory units encrypted with BitLocker

Project mention: How to bypass the admin password when Windows(C:) is locked with bitlocker? | /r/Windows11 | 2023-09-13

Clean reinstall. Or try bitcracker : https://github.com/e-ago/bitcracker

• kyber

  6 689 5.1 C
  

• SipHash

  3 593 1.4 C

  High-speed secure pseudorandom function for short messages

• libhydrogen

  5 579 7.3 C

  A lightweight, secure, easy-to-use crypto library suitable for constrained environments.

• SaaSHub

  www.saashub.com featured

  SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

  

C Cryptography related posts

• RVM Ruby 2.6.0 — built with custom openssl version on Ubuntu 22.04

  2 projects | dev.to | 26 Apr 2024

• Ask HN: What are your favorite tiny, single purpose tools?

  3 projects | news.ycombinator.com | 19 Apr 2024

• PuTTY vulnerability vuln-p521-bias

  2 projects | news.ycombinator.com | 15 Apr 2024

• Heartbleed and XZ Backdoor Learnings: Open Source Infrastructure Can Be Improved Efficiently With Moderate Funding

  2 projects | dev.to | 7 Apr 2024

• Ask HN: How does the xz backdoor replace RSA_public_decrypt?

  1 project | news.ycombinator.com | 1 Apr 2024

• Tell HN: Ubiquiti APs likely vulnerable to Terrapin

  3 projects | news.ycombinator.com | 14 Mar 2024

• wolfBoot: wolfSSL Secure Bootloader

  1 project | news.ycombinator.com | 7 Feb 2024
• A note from our sponsor - SaaSHub
  www.saashub.com | 2 May 2024

  SaaSHub helps you find the best software and product alternatives Learn more →

Index

Sponsored

SaaSHub - Software Alternatives and Reviews

SaaSHub helps you find the best software and product alternatives

www.saashub.com

Do not miss the trending C projects with our weekly report!