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Polymath Central

Thoughts and musings of David Greenberg, a polymath

Technology

Microsoft stops insisting you need a “Copilot+ PC”

September 25, 2026 Blogmaster

Since 2024, Microsoft has tried to sell “Copilot+ PC.” The marketing initiative was aimed at making it easy for people to know which Windows systems were approved to run AI-accelerated…

Technology

Is solar’s growth finally slowing in the US?

September 25, 2026 Blogmaster

Normally, we try to update you quarterly on what’s going on with the US electric grid since it provides a nice view of developing trends and smooths out some month-to-month…

Technology

Paramount/WBD merger conditions give the public “virtually nothing,” judge is told

September 25, 2026 Blogmaster

Free speech and media advocacy groups urged a judge to block a California settlement with Paramount Skydance that would let the company finalize its $111 billion merger with Warner Bros.…

Technology

AI was supposed to hit new grads hard. So far, unemployment data says otherwise.

September 25, 2026 Blogmaster

Last month, we shared word of a Stanford study that found entry-level employment in so-called “AI-impacted” occupations lagging well behind that in other fields. Now, a new working paper from…

Technology

Review: The iPhone 18 Pro is Apple’s coolest smartphone (but only literally)

September 25, 2026 Blogmaster

As Apple’s Tim Cook era draws to a close, we’re seeing more experimentation with the iPhone’s design than we’ve seen in a long time, but you wouldn’t know it from…

Cybersecurity

PamStealer macOS Malware Adds Live C2 Payload Decryption and Multi-Layer Persistence

September 25, 2026 Blogmaster

Cybersecurity researchers have flagged a new version of PamStealer that ensures that the main payload can only be recovered using a server-side decryption chain. The latest artifacts, per Jamf Threat…

Cybersecurity

Compromised GitHub Actions Came Back Online and Resumed Executing Mini Shai-Hulud Malware

September 25, 2026 Blogmaster

Two actions-cool GitHub Actions have been disabled for a second time after the repositories became accessible last week, months after they were compromised during the May 2026 Mini Shai-Hulud campaign.…

Cybersecurity

The SOC Doesn’t Need to Start Over with Every Alert

September 25, 2026 Blogmaster

Security leaders keep debating whether AI will produce an entirely new class of cyberattack. The nearer change is quieter and already visible: AI has made a failed attack cheap to…

Cybersecurity

Bitget Says Suspected North Korean Hackers Stole $351.6M After Backend Compromise

September 25, 2026 Blogmaster

Cryptocurrency exchange Bitget said suspected North Korean threat actors have stolen $351.6 million from its hot and warm wallets. “At 18:31 UTC on September 24, 2026, Bitget’s security systems identified…

Cybersecurity

Roundcube Pre-Auth SQL Injection Flaw Actively Exploited in the Wild

September 25, 2026 Blogmaster

The Canadian Centre for Cyber Security has warned that a now-patched Roundcube Webmail vulnerability is being actively exploited in the wild. The vulnerability in question is CVE-2026-48842 (CVSS score: 8.1),…

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Polymath Central

Thoughts and musings of David Greenberg, a polymath

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