Security news that informs and inspires
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Dennis Fisher

Editor in Chief

Dennis Fisher is an award-winning journalist who has been covering information security and privacy since 2000.

He is one of the co-founders of Threatpost and previously wrote for TechTarget and eWeek, when magazines were still a thing that existed. Dennis enjoys finding the stories behind the headlines and digging into the motivations and thinking of both defenders and attackers. His work has appeared in The Boston Globe, The Improper Bostonian, Harvard Business School’s Working Knowledge, and most of his kids’ English papers.

Featured Articles

1118 articles by Dennis Fisher

Malicious Code Added to PHP Source

An attacker pushed two malicious commits to the PHP source code Git server on Sunday, adding a backdoor, which was quickly removed.

PHP

In Wake of SolarWinds Breach, the Challenge of Building Secure Software Remains

SolarWinds is testing a system of parallel build servers to help prevent a future supply chain attack on its infrastructure.

Solarwinds, Software Security

Deciphering Dark Web: Cicada 3301

Zoe Lindsey, Pete Baker, and Dennis Fisher dive deep into the dark web (or whatever Hollywood thinks it is) to decipher the jumbled plot and wild philosophy of Dark Web: Cicada 3301, which is a movie that definitely exists.

Podcast, Hacker Movies

OpenSSL Fixes Flaw in Certificate Checks

OpenSSL has patched a bug that could have allowed a certificate that was not issued by a valid CA to slip into the certificate chain.

Openssl

Q&A: Andrew Morris

Removing the background noise from the Internet can give security analysts the context necessary to find the attacks that matter, says GreyNoise founder Andrew Morris.

Network Security