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⚡ AI Lessons

Dev.to · Harshit Luthra
🔐 Cybersecurity
⚡ AI Lesson
4mo ago
Lazy SRE's guide to secure systems, part 5: the dev laptop is the perimeter
Snowflake taught everyone what happens when an infostealer runs on a contractor's personal Mac. The laptop is the perimeter.

Dev.to · Harshit Luthra
🔐 Cybersecurity
⚡ AI Lesson
4mo ago
Lazy SRE's guide to secure systems, part 4: the four DNS records
Four DNS records that close the entire phishing impersonation class. SPF, DKIM, DMARC, CAA, two monitors, one afternoon.

Dev.to · Harshit Luthra
🔐 Cybersecurity
⚡ AI Lesson
4mo ago
Lazy SRE's guide to secure systems, part 3: the unsexy list
Identity, network, default creds, attestation, audit logs — the controls that close most of the gap Parts 1 and 2 left.

Dev.to · Harshit Luthra
🔐 Cybersecurity
⚡ AI Lesson
4mo ago
Lazy SRE's guide to secure systems, part 2: the actions you didn't pin
Hardening GitHub Actions for small teams. SHA pinning, OIDC, cooldowns, and the trigger Future You at 3am should not touch.

Dev.to · Harshit Luthra
🔐 Cybersecurity
⚡ AI Lesson
4mo ago
Access Denied: Edgesuite Edition - When Your Browser Extensions Become Attack Vectors
Tried booking a flight. Got blocked. VPN didn't help. IP was clean. Turns out Akamai thinks my 21 security extensions make me look like a hacker. They're not wr

Dev.to · Harshit Luthra
🔐 Cybersecurity
⚡ AI Lesson
4mo ago
Delivery Service Impersonation is an Alarmingly Effective Social Engineering Vector
Originally published at harshit.cloud on 2025-10-17. TIL: Delivery Service Impersonation...

Dev.to · Harshit Luthra
🔐 Cybersecurity
⚡ AI Lesson
4mo ago
Lazy SRE's guide to secure systems, part 1: the dependencies you didn't read
A startup-grade defense against npm supply-chain attacks, written for Future You at 3am. Chainjacking, postinstall scripts, and the smallest install that buys t
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