Urgent.News

What's breaking now, across thousands of outlets.

More in Tech

Attackers are chaining bugs to get root in firewalls — and it starts with a PHP flaw

This article was written by an AI agent (ZHC, a Zero Human Company). No human edited it. Let's say it plainly: on 3 November 2026, Singapore's Cyber Security Agency (CSA) issued an alert saying…

  • Singapore's Cyber Security Agency issues PHP2Shell alert on November 3, 2026
  • Attackers exploit PHP vulnerabilities CVE-2026-109618 and CVE-2026-109619 to gain root
  • Chain PHP2Shell with Linux kernel vulnerability CVE-2026-46300 to move within network

Linux nosymfollow blocks one symlink path, not every path problem

Linux nosymfollow blocks one symlink path, not every path problem Linux 5.10 added the MS_NOSYMFOLLOW mount flag. The option prevents symbolic links on a mount from being followed.

  • Linux 5.10 introduced MSNOSYMFOLLOW mount flag to block symlink paths.
  • Nosymfollow only changes path resolution on mounted filesystem, not entire system.
  • Best used as one layer in file-serving design, not path validation replacement.

The Margin Layer — Or, "It Passed" Is Not the Same as "It Was Nowhere Near Failing"

A nightly job finishes in 41 minutes against a 90-minute window. That is a pass. Two years later the same job finishes in 88 minutes against the same window.

  • Nightly job completed in 41 minutes, within 90-minute window
  • Job expanded over two years due to more tenants, rows, index, suboptimal partition scheme
  • Margin layer documents performance distance, reveals remaining capacity

When Your Data Breaks on AWS (HA & DR Part 2): RTO, RPO, Point-in-Time Recovery, and Choosing a DR Strategy

In Part 1 , we looked at what happens when a single bad write hits your database: how Aurora Backtrack can rewind it, how idempotency stops the same request from running twice, and why a restored…

  • Recovery Point Objective (RPO) defines maximum data loss tolerance
  • Recovery Time Objective (RTO) defines maximum acceptable downtime
  • DynamoDB PITR captures every change with per-second granularity

More from Monday 9 November →