With each new unrelenting ransomware sample, security researchers understand that no matter how quickly antivirus signatures are updated or how rapidly decryptors are built and shared, current defenses will continue to fall short. The problem is that most adequate defenses are sample-specific; Kaspersky Lab has built ransomware decryptors for CoinVault and Bitcryptor, and Cisco has...

Apple has had two cracks at patching a vulnerability that allows malicious apps to bypass its OS X Gatekeeper security feature, and twice has taken a shortcut approach to the fix, said the researcher who reported the flaw. The latest measure to address this was released on Thursday and it appears Apple again took steps to...