digital-signature

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

iText 7 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 7 can be a boon to nearly every workflow.

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

High-level cryptography interface powered by libsodium

iText 7 for .NET is the .NET version of the iText 7 library, formerly known as iTextSharp, which it replaces. iText 7 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 7 can be a boon to nearly every workflow.

Simple signing of PDFs in node.

Python library for fast elliptic curve crypto

A WebCrypto Polyfill for Node in TypeScript built on OpenSSL.

pyHanko: sign and stamp PDF files

Resources to learn and implement authentication in your application

Repositório que contém os componentes para facilitar a implementação de assinatura digital nos padrões da ICP-BRASIL

Constant time pairing-based or elliptic curve based cryptography and digital signatures

Sign and request signatures on PDFs, MS Office documents

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

Ed25519 signing, verification and encryption, decryption for arbitary files; like OpenBSD signifiy but with more functionality and written in Golang - only easier and simpler

🔗 Leptin is a PoW blockchain completely built in Nodejs.

Abe-Ohkubo-Suzuki Linkable Ring Signatures

Windows system file patcher

Elliptic Curve Cryptography and Common Public Key Cryptography Implementations

A CLI utility and web server for digitally signing PDFs with docsign loaded from PFX (PKCS#12) files

An implementation of BBS+ signatures using rust and typescript for node.js

Websocket based (NO APPLET) Smart Card Digital Signature Framework

Drop-in Access Control via NFT Ownership

.NET Core Encryption

An implementation of BBS+ signatures for node and browser environments

Public Key Infrastructure without Certificate Authorities, for WordPress and Packagist

A simple Python implementation of threshold BLS signatures.

Java command line tool for digital signature with PKCS#11 token.

Cloudbank project p2p digital currency with python3