Several users have noted problems with the Keychain after installing Mac OS X 10.4.3. One reader writes: "Installed the update on 3 computers. Repaired permissions before and after update. On all 3 ...

A new version of the long-running Genieo adware has brought with it a new technique for accessing the OS X Keychain without user intervention, a security gray area that could be used by other ...

A new exploit discovered by researchers from Indiana, Georgia and Peking universities shows that the OS X Keychain, which stores all your passwords, is vulnerable to an attack that allows malicious ...

Researchers from Indiana University and the Georgia Institute of Technology said that security holes in both iOS and OS X allow a malicious app to steal passwords from Apple’s Keychain, as well as ...

Keychain problems We are beginning to hear scattered reports of keychain corruption, generally simply resulting in an inability to access stored passwords. Kent Durvin writes: "I installed the Mac OS ...

A team of six researchers from Indiana University, Georgia Tech and Peking University have published an in-depth report exposing a series of security vulnerabilities that enable sandboxed malicious ...

Update: Late Friday afternoon, Apple officials released the following statement: “Earlier this week we implemented a server-side app security update that secures app data and blocks apps with sandbox ...

OS X El Capitan, launched earlier on Wednesday, still contains serious vulnerabilities in its Gatekeeper and Keychain features, according to security researchers. When scanning app bundles, Gatekeeper ...

A new tool allows Mac OS X attackers with root OS access to easily steal the keychain password data of logged in users and reinforces the dangers of granting administrative privileges to applications ...

Sure, Safari is its own app, but new OS X versions tend to bring new versions of Safari, and Mavericks is no exception. Safari 7 offers a new sidebar, plug-in management, a redesigned Top Sites page, ...

Has your Mac suddenly started asking you for account and Wi-Fi passwords it never used to require? Is your Mail app asking you to enter the password relentlessly ...

"Xara" might sound like a cool name for an exploit, but according to researchers at three different US universities, it's one that should cause some alarm. At its root, if Xara is properly exploited, ...