The Hacker News

APT41-Linked Silver Dragon Targets Governments Using Cobalt Strike and Google Drive C2

Researchers link Silver Dragon APT to APT41 after attacks on government entities using Cobalt Strike, DNS tunneling, and Google Drive-based C2.
Microsoft

OAuth redirection abuse enables phishing and malware delivery

OAuth redirection is being repurposed as a phishing delivery path. Trusted authentication flows are weaponized to move users ...

10 Powerful Ways to Use PowerShell Across Windows, Linux, and macOS

PowerShell can do far more than most users realize. Explore 10 hidden capabilities that save time, improve reporting, and supercharge your workflow.
KSAT

Sending time-sensitive mail? What you need to know about USPS’ new postmark rules

FILE - A United States Postal Service truck drives through Detroit, Feb. 24, 2025. (AP Photo/Paul Sancya, File) (Paul Sancya, Copyright 2025 The Associated Press. All ...
The State Journal-Register

Mail prices going up across the US in 2026—including Illinois

Shipping multiple types of mail will become more expensive in 2026. USPS is also changing their postmark process that could impact people mailing time-sensitive documents, like tax returns. Sending ...
KSDK

What to know about USPS postmark changes and the impact on bills, taxes and election ballots

WASHINGTON — The United States Postal Service updated its explanation for how the postmark process works. Opponents of the change warn it could lead to late fees, penalties and other issues for people ...