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

1131 articles by Dennis Fisher

Let’s Encrypt Delays Revoking Some Certificates

Let's Encrypt has delayed revoking some of the certificates affected by a server bug in order to ensure stability on those sites.

Encryption

EARN IT Act Not Earning Much Support

The EARN IT Act has not yet made it to the Senate floor amid a lack of enthusiasm from legislators, but that may change.

Encryption

Bug Forces Let’s Encrypt to Revoke Millions of Certificates

Let's Encrypt will revoke three million certificates because of a subtle bug in its server software that affected the way domain records were checked.

SSL

Deciphering Enemy of the State

Dennis Fisher is joined by Chris Brook and Brian Donohue to revisit Enemy of the State, the 1998 techno-paranoia thriller that foretold much of what's happening in today's surveillance society.

Podcast, Hacker Movies

The Hidden Joys of Security Through Obscurity

Security through obscurity isn't always a bad thing, at least in the esoteric world of ICS security.

ICS Security