Linux Foundation infrastructure including LinuxFoundation.org, Linux.com, and their subdomains are again down for maintenance due to a security breach that was discovered on September 8, 2011. Investigators yet can’t elaborate the source of attack. Services will begin coming back online in the coming days and will keep you informed every step of the way,” said Linux.org.com. The added “As with any intrusion and as a matter of caution, you should consider the passwords and SSH keys that you have used on these sites compromised”
Source: https://thehackernews.com/2011/09/linuxcom-down-again-due-to-security.html