David Holmes

Misty-eyed old-timers are mourning the passing of one of the world’s most elegant encryption algorithms. RC4 was designed by Ron Rivest in the late...

Even the average Joe is starting to understand that encryption is important. If Joe doesn’t use HTTPS, an attacker can see or hijack his...

Last week the freedom warrior Let’s Encrypt project released its root Certificate Authority (CA) certificate.

A BGP route monitoring firm, Qrator, released a paper at Blackhat 2015 titled “

This week’s cute OpenSSL vulnerability is CVE-2015-1793. This little one-line OpenSSL bug could allow an attacker who has a legitimate end-leaf certificate to circumvent...

At DEFCON 17 in 2009, John Matherly debuted a search engine named Shodan (after the villainous computer in the cult-classic video game, System Shock)....

In my previous SecurityWeek column “Where is the Android DDoS Armageddon,” I looked at the reports that showed that mobile DDoS just isn’t a...

This January, I won a long-standing bet with my colleague, Pete Silva, about the Android Armageddon. Every year since 2010, industry pundits have been...

Docker Security: How Secure are Containers and Will Security be a Hurdle to Container Adoption?

Normally you wouldn’t think something as mundane as farming equipment could incite a lot of cyber malice, right? But that’s exactly what happened. I’ve...

When presented with a glass that is filled halfway, an optimist will say it is half full. The pessimist will say the glass is...