Two-factor authentication is often held up as a best practice for security in the online world, but Dropbox on Wednesday announced a new feature that's designed to make it even tougher.
Access control and authentication
An attack using the SMB file sharing protocol that has been believed to work only within local area networks for over a decade can also be executed over the Internet, two researchers showed at the Black Hat security conference.
File synchronization services, used to accommodate roaming employees inside organizations, can also be a weak point that attackers could exploit to remain undetected inside compromised networks.
RFID card access systems are used by most companies to let people into their buildings. But over the last few years, researchers have shown how these systems can be easily bypassed.
A bug in OpenSSH, the most popular software for secure remote access to UNIX-based systems, could allow attackers to bypass authentication retry restrictions and execute many password guesses.
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