Bouncy castle crypto api c # Port

Bouncy castle is an open source code lightweight cryptographic package for the Java platform. It supports a large number of cryptographic techniques AlgorithmAnd provides implementation of JCE 1.2.1. Now the C # version is available. The following is an introduction on the website.

This port features tools for X.509 certificate generation, certificate request generation, generation and reading of PKCS12 files, password based encryption, a full port of the ASN.1 library, including the OCSP, CMS classes and the full X.509 set. in addition the code has been cleaned up to remove classes that were deprecated in the Java version and the new biginteger class and sha1_have been added as well. there are also some tool classes for extracting/constructing public and private keys from their ASN.1 equivalents.

Website: http://www.bouncycastle.org/csharp/
Http://www-128.ibm.com/developerworks/cn/java/j-midpds/index.html