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

473 articles by Dennis Fisher

OpenSSH Will Deprecate SHA-1

OpenSSH will soon deprecate the use of SHA-1 because of the risk of specific attacks against the algorithm.

Ssh, Cryptography

Stolen Credentials Behind Supercomputing Attacks

Compromised credentials and empty SSH passphrases led to the string of attacks on academic supercomputing sites in recent weeks.

Supercomputers

Hacker Allegedly Connected to Collection 1 Credential Dump Arrested

Authorities in Ukraine arrested a suspect they say is Sanix, a hacker connected to the sale of the huge Collection 1 credential database.

Cybercrime

Decipher Podcast: Ping Look

Ping Look, senior director of Microsoft's Detection and Response Team, joins Dennis Fisher to talk about her team's work helping enterprises recover from intrusions, the spike in ransomware infections, and understanding attacker behavior.

Podcast, Microsoft

Google Makes DNS Over HTTPS Default in Chrome

Chrome 83 introduces default support for DNS over HTTPS to protects users' DNS queries from surveillance.

Encryption