Free TLS certificates from Let’s Encrypt (LE) will soon be valid for a significantly shorter period than usual: their validity will drop from the current 90 days to half. As a Certificate Authority ...

On December 3, 2025, local time, Let's Encrypt, which issues free TLS certificates to websites, announced that it will shorten the validity period of the certificates it issues from 90 days. The ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Updated November 25 with a new warning from America’s Cyber ...

Scott Nevil is an experienced writer and editor with a demonstrated history of publishing content for Investopedia. He goes in-depth to create informative and actionable content around monetary policy ...

From their environmental impact to how grifters are cashing in, here’s what you should know about non-fungible tokens. Visitors take in “Machine Hallucinations — Space: Metaverse,” an immersive ...