A flaw in software that's widely used to secure Web communications means that passwords and other highly sensitive data could be exposed. Some say they've already found hundreds of Yahoo passwords.
Apple has released the latest update to iOS, now version 4.3.5, to address security flaws.
A new patch for Apple's iOS platform fixes security issues, while a supplementary update for a previous OS X Snow Leopard update resolves problems with transitioning to Lion.
Security update for Mac OS X addresses 43 specific issues, including holes that could allow an attacker to take over the computer.
Dan Kaminsky and Moxie Marlinspike explain how flaws in the way domain names are verified on the Internet could allow attackers to impersonate a site and steal information from unsuspecting Web surfers.
Attackers post e-mails, passwords, and other sensitive data stolen from security experts and others on hacked site of Dan Kaminsky.
Apple posts iPhone Web development guidelines
Security Update 2006-007 Special Report: Login to secure sites fails
Security Update 2006-007 (#6): Login to secure sites fails (cont.) -- fixes; Problems launching Microsoft Office apps; more