A pair of researchers recently created a tool called Browser Exploit Against SSL/TLS, or BEAST, which enables an...
By submitting your personal information, you agree that TechTarget and its partners may contact you regarding relevant content, products and special offers.
attacker to intercept and decrypt SSL cookies on the same network by performing a "blockwise-adaptive chosen-plaintext" attack on encrypted packets. Does this BEAST SSL tool give attackers a powerful new weapon to break SSL/TLS encryption; how much of a risk does it pose to enterprises, and are there any mitigation tactics that can be put in place?
Ask the Expert!
Have questions about enterprise information security threats for expert Nick Lewis? Send them via email today! (All questions are anonymous.)
Before we assess the threat posed by the BEAST SSL tool, let's examine the context. Researchers Juliano Rizzo and Thai Duong expanded on Bruce Schneier and David Wagner’s analysis (.pdf) from 1999. In looking at SSL 3.0, Schneier and Wagner found that, despite several "minor" flaws, including the one mentioned above, SSL was still largely secure enough for broad use.
Dig Deeper on SSL and TLS VPN Security
Related Q&A from Nick Lewis
Locky ransomware has, again, changed tactics by moving to using LNK files for distribution. Expert Nick Lewis explains how enterprises can adjust ...continue reading
Hajime malware was discovered to have links to the Mirai botnet that launched powerful DDoS attacks last year. Expert Nick Lewis explains how Hajime ...continue reading
Drammer, or a deterministic Rowhammer attack, was found to be more effective on ARM-based mobile devices. Expert Nick Lewis explains the issue with ...continue reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.