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Bright Ideas Blog

Bright Ideas Blog

Bright Ideas Blog

Corelight

Network security monitoring is dead, and encryption killed it.

January 29, 2019 by Richard Bejtlich

By Richard Bejtlich, Principal Security Strategist, Corelight This post is part of a multi-part series on encryption and network security monitoring. This post covers a brief history of encryption on the web and investigates the security analysis ... Read more »

Monitoring. Why Bother?

January 15, 2019 by Richard Bejtlich

By Richard Bejtlich, Principal Security Strategist, Corelight In response to my previous article in this blog series, some readers asked “why monitor the network at all?” This question really struck me, as it relates to a core assumption of mine. In ... Read more »

Network Security Monitoring: Your best next move

December 11, 2018 by Richard Bejtlich

By Richard Bejtlich, Principal Security Strategist, Corelight Welcome to the first in a regular series of blog posts on network security monitoring (NSM). In 2002 Bamm Visscher and I defined NSM as “the collection, analysis, and escalation of ... Read more »

Log enrichment with DNS host names

October 25, 2018 by Christian Kreibich

By Christian Kreibich, Senior Engineer, Corelight One of the first tasks for any incident responder when looking at network logs is to figure out the host names that were associated with an IP address in prior network activity. With Corelight’s 1.15 ... Read more »

Network security monitoring vs supply chain backdoors

October 4, 2018 by Richard Bejtlich

By Richard Bejtlich, Principal Security Strategist, Corelight On October 4, 2018, Bloomberg published a story titled “The Big Hack: How China Used a Tiny Chip to Infiltrate U.S. Companies,” with a subtitle “The attack by Chinese spies reached almost ... Read more »

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