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Cryptography

Cryptography, or cryptology is the practice and study of techniques for secure communication in the presence of adversarial behavior. More generally, cryptography is about constructing and analyzing protocols that prevent third parties or the public from reading private messages.

Here are 1,000 public repositories matching this topic...

tink-crypto / tink

Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

javascript java go security cryptography crypto cpp objc

Updated Apr 17, 2024
Java

cryptomator

cryptomator / cryptomator

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

java security cryptography privacy crypto encryption cloud-storage cryptomator

Updated Dec 2, 2024
Java

C2SP / wycheproof

Project Wycheproof tests crypto libraries against known attacks.

cryptography crypto

Updated Aug 14, 2024
Java

Peergos / Peergos

A p2p, secure file storage, social network and application protocol

java photos security cryptography privacy encryption storage social-network peer-to-peer ipfs decentralized p2p encrypted documents ipld libp2p end-to-end-encryption post-quantum self-authenticated-protocol

Updated Dec 3, 2024
Java

rtyley / spongycastle

Spongy Castle - a repackage of Bouncy Castle for Android (which ships a crippled version of BC)

android cryptography

Updated Sep 14, 2022
Java

ffffffff0x / BerylEnigma

ffffffff0x team toolset for penetration testing, cryptography research, CTF and daily use. | ffffffff0x 团队工具集，用来进行渗透测试，密码学研究，CTF和日常使用。

cryptography crypto hacking ctf ctf-tools redteam redteam-tools ffffffff0x

Updated Feb 23, 2024
Java

Keyfactor / ejbca-ce

EJBCA® – Open-source public key infrastructure (PKI) and certificate authority (CA) software.

cryptography pki pkix pki-applications ejbca pki-tools

Updated Sep 24, 2024
Java

GrapheneOS / Auditor

Hardware-based attestation / intrusion detection app for Android devices. It provides both local verification with another Android device via QR codes and optional scheduled server-based verification with support for alert emails. It uses hardware-backed keys and attestation support as the foundation and chains trust to the app for software checks.

android security cryptography monitoring integrity hsm secure-boot authenticity attestation verifiedboot remote-attestation secureboot strongbox grapheneos

Updated Dec 3, 2024
Java

google / capillary

Capillary is a library to simplify the sending of end-to-end encrypted push messages from Java-based application servers to Android clients.

android java security cryptography privacy crypto end-to-end-encryption

Updated Dec 12, 2018
Java

password4j

Password4j / password4j

Java cryptographic library that supports Argon2, bcrypt, scrypt and PBKDF2 aimed to protect passwords in databases. Easy to use by design, highly customizable, secure and portable. All the implementations follow the standards and have been reviewed to perform better in the JVM.

hashing security awesome cryptography encryption scrypt argon2 salt password hash pbkdf2 bcrypt password-hash awesome-list pepper password-encryption

Updated Jul 31, 2024
Java

Keyfactor / signserver-ce

SignServer – Open source, PKI-based signing software to sign code, documents, timestamps and more.

java pdf cryptography signing xml signature jar apk pkcs7 pki digital-signature xades esignature tsa tsp timestamping mrtd

Updated Oct 20, 2024
Java

armadillo

patrickfav / armadillo

A shared preference implementation for confidential data in Android. Per default uses AES-GCM, BCrypt and HKDF as cryptographic primitives. Uses the concept of device fingerprinting combined with optional user provided passwords and strong password hashes.

android security cryptography crypto sharedpreferences bcrypt aes-gcm hkdf aes-encryption authenticated-encryption

Updated Apr 1, 2023
Java

craftzdog / react-native-aes-gcm-crypto

AES-GCM encryption/decryption for React Native

cryptography react-native

Updated Sep 25, 2024
Java

ghidra-findcrypt

TorgoTorgo / ghidra-findcrypt

Ghidra analysis plugin to locate cryptographic constants

cryptography analysis crypt ghidra ghidra-plugin ghidra-extension ghidra-findcrypt findcrypt

Updated Jun 13, 2023
Java

scipr-lab / dizk

Java library for distributed zero knowledge proof systems

cryptography distributed-computing zksnarks zero-knowledge-proofs

Updated Apr 13, 2022
Java

dschadow / JavaSecurity

Java web and command line applications demonstrating various security topics

java security csp cryptography spring spring-boot xss owasp spring-security csrf appsec java-web esapi java-security google-tink security-topics

Updated Dec 5, 2024
Java

abstractj / kalium

Java binding to the Networking and Cryptography (NaCl) library with the awesomeness of libsodium

java cryptography libsodium nacl java-bindings

Updated Sep 12, 2023
Java

codahale / shamir

A Java implementation of Shamir's Secret Sharing algorithm over GF(256).

java cryptography shamir java-8 shamir-secret-sharing

Updated Nov 12, 2023
Java

PurpleI2P / i2pd-android

i2pd for Android

android security cryptography privacy anonymity i2p i2pd i2p-client i2pd-android

Updated Oct 6, 2024
Java

norkator / cryptography

Cryptography Android application code samples / cipher collection for app users

java encoding cryptography random hash ciphers prng converters hashes cryptography-algorithms bouncycastle cipher-algorithms cipher-collection cryptography-collection hash-collection spongycastle

Updated Sep 17, 2023
Java

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