Cybersecurity Daily Brief — 2026-09-21

Summary

7 stories tracked in the last 24 hours.

Leading items

• Jade Sleet Linked to Indian IT Provider Breach With FLATROOF and ROOFDECK Backdoors — The Hacker News
• Experts Alarmed Over Gyazo’s Breach of 490 Million Metadata Records — Infosecurity Magazine
• Revolut Customers Targeted with New Wave of Phishing Attacks — Infosecurity Magazine

Every item below links to its original source. Times are UTC.