digital-signature

There are 7 repositories under digital-signature topic.

documenso
documenso / documenso
The Open Source DocuSign Alternative.
digital-signature document-signing docusign-alternative e-signature esign esignature next-auth nextjs open-source pades-standard pdf pdf-sign pdf-signature postgresql prisma self-hosted signing typescript
Language:TypeScript 6219
nakov / Practical-Cryptography-for-Developers-Book
Practical Cryptography for Developers: Hashes, MAC, Key Derivation, DHKE, Symmetric and Asymmetric Ciphers, Public Key Cryptosystems, RSA, Elliptic Curves, ECC, secp256k1, ECDH, ECIES, Digital Signatures, ECDSA, EdDSA
aes asymmetric-ciphers book cryptography digital-signature ecc ecdh elliptic-curves elliptic-curves-cryptography hashes hmac kdf key-agreement programming public-key-cryptography python quantum-safe-cryptography tutorial
Language:CSS 3290
OpenSign
OpenSignLabs / OpenSign
🔥 The free & Open Source DocuSign alternative
hacktoberfest javascript reactjs mongodb nodejs open-source digital-signature e-signature electronic-signature esign docusign-alternative docusign-free electronic-signatures esignature sign-pdf-files
Language:JavaScript 2600
itext / itext-java
iText for Java represents the next level of SDKs for developers that want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit and enhance PDF documents, iText can be a boon to nearly every workflow.
accessibility acroform archiving ccpa digital-signature documents encryption gdpr itext library pades pades-standard pdf pdf-generation pdfa pdfua sdk security svg xfdf
Language:Java 1887
itext / itext-dotnet
iText for .NET is the .NET version of the iText library, formerly known as iTextSharp, which it replaces. iText represents the next level of SDKs for developers that want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit and enha
pdf library itext sdk pdf-generation itextsharp pdfa pdfua digital-signature security encryption documents pades ccpa gdpr svg acroform xfdf accessibility archiving
Language:C# 1581
paragonie / halite
High-level cryptography interface powered by libsodium
easy-to-use cryptography cryptography-library libsodium composer encryption authentication digital-signature curve25519 ed25519 x25519 xsalsa20 poly1305 blake2b siphash argon2 php php7 misuse-resistant
Language:PHP 1118
WeBankBlockchain / WeIdentity
基于区块链的符合W3C DID和Verifiable Credential规范的分布式身份解决方案
blockchain certificate consortium data-exchange did digital-signature distributed distributed-identity dpki identity kyc privacy-preserving privacy-protection selective-disclosure verifiable-credentials verifiable-presentation w3c weid weid-java-sdk weidentity
Language:Java 1108
vbuch / node-signpdf
Simple signing of PDFs in node.
sign pdf nodejs node esign esignature adobe ppklite detached-signatures pkcs7 digital-signature pades
Language:JavaScript 667
MatthiasValvekens / pyHanko
pyHanko: sign and stamp PDF files
digital-signature pades pdf pkcs11 signature
Language:Python 446
saturneric / GpgFrontend
A free, open-source, robust yet user-friendly, compact and cross-platform tool for OpenPGP encryption. It stands out as an exceptional GUI frontend for the modern GnuPG (gpg).
encryption-decryption openpgp gpg crypto decrypt dsa encrypt rsa security security-tools signature signature-verification ecc ecdh ecdsa communication digital-signature
Language:C++ 428
pq-crystals / dilithium
avx dilithium lattice-based-crypto digital-signature module-lattices cryptography crypto post-quantum-cryptography post-quantum
Language:C 346
Keyfactor / signserver-ce
SignServer – Open source, PKI-based signing software to sign code, documents, timestamps and more.
cryptography digital-signature esignature pki signature signing timestamping tsa tsp apk jar pdf pkcs7 xml java mrtd xades
Language:HTML 268
mratsim / constantine
Constantine: modular, high-performance, zero-dependency cryptography stack for proof systems and blockchain protocols.
elliptic-curves elliptic-curve-cryptography elliptic-curve-arithmetic finite-fields constant-time side-channels cryptography bls-signature barreto-naehrig bigint bignum galois-field digital-signature public-key-cryptography pairing pairing-cryptography bls12-381 bls hash-to-curve zkp
Language:Nim 265
AntonKueltz / fastecdsa
Python library for fast elliptic curve crypto
cryptography ecdsa digital-signature elliptic-curves python
Language:Python 262
pdftron-sign-app
PDFTron / pdftron-sign-app
Sign and request signatures on PDFs, MS Office documents
signatures sign-documents request-signatures firebase digital-signature esignature pdftron-sign pdf-signature
Language:JavaScript 197
demoiselle / signer
Repositório que contém os componentes para facilitar a implementação de assinatura digital nos padrões da ICP-BRASIL
icp-brasil digital-signature cryptography timestamp pki certificates x509certificates x509
Language:Java 139
PeculiarVentures / node-webcrypto-ossl
A WebCrypto Polyfill for Node in TypeScript built on OpenSSL.
workflow api workflows digital-signature ecc rsa hash secp256k1 webcrypto
Language:C++ 126
awesome-authentication
gitcommitshow / awesome-authentication
Resources to learn and implement authentication in your application
authentication authentication-strategy authentication-backend jwt oauth2 rfc-7519 digital-signature learning resources
122
mattrglobal / bbs-signatures
An implementation of BBS+ signatures for node and browser environments
cryptography digital-signature zero-knowledge-proofs wasm nucleus assurance
Language:TypeScript 106
dealfonso / sapp
Simple and Agnostic PDF Document Parser in PHP - sign PDF docs using PHP
php pdf pdf-generation pdf-document digital-signature digital-signatures sapp pdf-files acrobat agnostic-pdf-parser pdf-objects fpdi tcpdf setapdf multiple-signatures signatures
Language:PHP 105
serengil / crypto
Elliptic Curve Cryptography and Common Public Key Cryptography Implementations
bitcoin diffie-hellman ecdsa eddsa elliptic-curve-cryptography rsa dsa digital-signature key-exchange elgamal encryption edwards-curve discrete-logarithm crypto public-key public-key-cryptography homomorphic
Language:Jupyter Notebook 91
docusign / docusign-esign-python-client
The Official DocuSign Python Client Library used to interact with the eSign REST API. Send, sign, and approve documents using this client. https://www.docusign.com/devcenter
digital-signature docusign docusign-api docusign-python-client docusign-rest electronic-signatures esignature sdk
Language:Python 89
gokalkan / gokalkan
Библиотека для работы с ЭЦП РК 🔑 🇰🇿
ncalayer kalkan golang smartbridge egov digital-signature
Language:Go 88
damienbod / SendingEncryptedData
.NET Core Encryption
asymmetric-cryptography symmetric-cryptography encryption digital-signature x509certificate2 aspnet-core identity
Language:CSS 82
opencoff / sigtool
Ed25519 signing, verification and encryption, decryption for arbitary files; like OpenBSD signifiy but with more functionality and written in Golang - only easier and simpler
ed25519 elliptic-curves digital-signature golang signature-verification curve25519 signify ecdh ecdh-signature elliptic-curve-diffie-hellman encryption-decryption file-encryption file-decryption
Language:Go 82
colstrom / niftygate
Drop-in Access Control via NFT Ownership
proxy proxy-server digital-signature signature-verification decentralized-identity web3 nft ethereum-contract ethereum-token erc721 erc20 erc1155 token-gating
Language:Rust 71
knadh / pfxsigner
A CLI utility and web server for digitally signing PDFs with docsign loaded from PFX (PKCS#12) files
digital-signature pdf pdf-sign pdf-signature
Language:Go 68
pbatard / winpatch
Windows system file patcher
windows drivers patcher digital-signature pe32 pe64 checksum-generation dlls
Language:C 63
amazingandyyy / leptin
🔗 Leptin is a PoW blockchain completely built in Nodejs.
blockchain cryptography secp256k1 nodejs javascript bitcoin bitcoin-wallet ethereum opensource digital-signature private-key blockchain-transaction-cryptography mining signature crypto transaction
Language:JavaScript 58
node-bbs-signatures
mattrglobal / node-bbs-signatures
An implementation of BBS+ signatures using rust and typescript for node.js
zero-knowledge-proofs cryptography digital-signature nucleus assurance
Language:TypeScript 57
Abhiramborige / Crypto-systems
This repo will contain the algorithms for encryption and decryption of messages and ciphers respectively !!
playfair-cipher ceaser-cipher vigenere-cipher hill-cipher railfence-cipher vernam-cipher columnar-transposition-cipher rsa-encryption diffie-hellman-algorithm elgamal aes man-in-the-middle-attack diffie-hellman-key elliptic-curve-cryptography des-algorithm digital-signature hmac-sha1 statistical-attack euclidean-algorithm chinese-remainder-theorem
Language:Python 51
sdiehl / aos-signature
Abe-Ohkubo-Suzuki Linkable Ring Signatures
ring-signature-scheme ring-signature cryptography elliptic-curves digital-signature multiparty-computation
Language:Haskell 48
damianofalcioni / Websocket-Smart-Card-Signer
Websocket based (NO APPLET) Smart Card Digital Signature Framework
websocket smartcard digital-signature signature smart-card no-applet pades cades pkcs11 jna iaik websockets pades-standard p7m
Language:Java 41
asonnino / bls
A simple Python implementation of threshold BLS signatures.
cryptography signature digital-signature threshold-cryptography
Language:Python 38
siketyan / jpki-rs
🔐 Read certificates, sign and verify documents using your JPKI card.
cli digital-signature jpki my-number rust-library
Language:Rust 36
liesware / coherence
Coherence is cryptographic server for modern web apps
crytography tcp-server json hash cipher public-key-cryptography hmac digital-signature post-quantum-cryptography rsa aes sha3 ntru qtesla ecc
Language:C++ 33