hajj is an imperative duty (fard) for all muslims who have the resources. it is to be performed during the days of hajj once in a life time. umrah can be performed any time during the year. it is comprised of tawaf of the ka'bah and sa'eey of the safa and marwah hills enclosed in a long gallery.
The OpenSSL Project is a collaborative effort to develop a robust, commercial-grade, full-featured, and Open Source toolkit implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols as well as a full-strength general purpose cryptography library.