Phil Zimmerman invented the Pretty Good Privacy (PGP) cryptographic framework in 1991 and it became a widely used asymmetric cryptographic system when security developers released the OpenPGP standard for public use. PGP is not an encryption algorithm itself but it provides a framework for the use of those algorithms.
- [Instructor] Restoring backups happens … more often than you might think. … When we plan for disaster recovery, … we often imagine scenarios where using our backups … means that a catastrophic series of events has occurred, … and we're rebuilding our entire organization … from the ground up. … The reality is that the most common reason … that we restore backups … is to correct from human or technical error. … Backups play an important fail-safe role … in protecting us against accidents, … providing a means to restore accidentally deleted files, … recovering crashed servers, … and handling other unfortunate mishaps. … In the larger scenario where backups are being restored … as part of a comprehensive disaster recovery effort, … we need to approach backups with some prior planning. … You might have thousands of servers … that you need to restore, … and the order of restoration can be quite significant. … You want to prioritize … the most important services for restoration, … getting crucial business processes up and running …
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