Editing Pretty Good Privacy (section)

===== Symantec =====
On April 29, 2010, [[NortonLifeLock|Symantec Corp.]] announced that it would acquire PGP Corporation for $300 million with the intent of integrating it into its Enterprise Security Group.<ref>{{cite web |url=https://www.computerworld.com/s/article/9176121/Symantec_buys_encryption_specialist_PGP_for_300M |title=Symantec buys encryption specialist PGP for $300M |publisher=Computerworld |date=April 29, 2010 |access-date=2010-04-29 |archive-date=July 4, 2014 |archive-url=https://web.archive.org/web/20140704095759/http://www.computerworld.com/s/article/9176121/Symantec_buys_encryption_specialist_PGP_for_300M |url-status=live }}</ref> This acquisition was finalized and announced to the public on June 7, 2010. The source code of PGP Desktop 10 is available for peer review.<ref>{{cite web|url=https://www.symantec.com/connect/downloads/symantec-pgp-desktop-peer-review-source-code |archive-url=https://web.archive.org/web/20111116233448/http://www.symantec.com/connect/downloads/symantec-pgp-desktop-peer-review-source-code |url-status=dead |archive-date=November 16, 2011 |title=Symantec PGP Desktop Peer Review Source Code |publisher=Symantec.com |date=September 23, 2012 |access-date=2013-08-06}}</ref>

In May 2018, a bug named [[EFAIL]] was discovered in certain implementations of PGP which from 2003 could reveal the plaintext contents of emails encrypted with it.<ref>{{cite web |url=https://arstechnica.com/information-technology/2018/05/critical-pgp-and-smime-bugs-can-reveal-encrypted-e-mails-uninstall-now/ |website=arstechnica.com |date=May 14, 2018 |title=Critical PGP and S/MIME bugs can reveal encrypted emails—uninstall now [Updated] |access-date=May 14, 2018 |archive-date=October 5, 2024 |archive-url=https://web.archive.org/web/20241005182854/https://arstechnica.com/information-technology/2018/05/critical-pgp-and-smime-bugs-can-reveal-encrypted-e-mails-uninstall-now/ |url-status=live }}</ref><ref>{{Cite web|url=https://efail.de/|title=EFAIL|website=efail.de|language=en-US|access-date=2018-05-18|archive-date=May 14, 2018|archive-url=https://web.archive.org/web/20180514100313/https://efail.de/|url-status=live}}</ref> The chosen mitigation for this vulnerability in PGP Desktop is to mandate the use [[SEIP]] protected packets in the ciphertext, which can lead to old emails or other encrypted objects to be no longer decryptable after upgrading to the software version that has the mitigation.<ref>{{Cite web|url=https://knowledge.broadcom.com/external/article/173613/cannot-decrypt-pgp-zip-files-created-wit.html|language=en-US|access-date=2021-10-18|title=Cannot decrypt PGP Zip files created with earlier releases of Encryption Desktop|archive-date=October 18, 2021|archive-url=https://web.archive.org/web/20211018095014/https://knowledge.broadcom.com/external/article/173613/cannot-decrypt-pgp-zip-files-created-wit.html|url-status=live}}</ref>