Kenji Urushima

jsrsasign. CAUTION: END OF SUPPORT ON 3 JUN 2026. The 'jsrsasign' (RSA-Sign JavaScript Library) is an opensource free cryptography library supporting RSA/RSAPSS/ECDSA/DSA signing/validation, ASN.1, PKCS#1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp, CAdES and JSON Web Signature/Token in pure JavaScript.

jsjws. (IMPORTANT NOTICE: END OF SUPPORT! jsjws have been merged into http://kjur.github.io/jsrsasign/. So please move to jsrsasign. The 'jsjws' is a pure JavaScript implementation of JSON Web Signature(JWS) and JSON Web Token(JWT).

openpgpjs. OpenPGP implementation for JavaScript

tools. Simple script tools

smbr-cert-generator. S/MIME Baseline Requirements Sample Certificate Generator by jsrsasign

jwsverify.pl. Simple Perl JSON Web Signature (JWS) verifier script

pkitool. some PKI web application オンラインで使えるPKI関連ツールを公開します。とりあえず証明書ビューアーがあります。

www. Public pages for blogs or sandbox. This concludes "SSL Pulse Trends" which shows trend data of "Qualys SSL Pulse" from Apr 2012 and W3C Web Cryptography API samples.

typepki-x509parse. X.509 certificate and CRL parser sub module for TypePKI library

Hello-World.

typepki-oiddb. Object Identifier (OID) database and utilities for TypePKI

lisper-vim. This vim plugin provide lisp environments for vimmers.