Skip to content
Hmmnm brand header logo displayed prominently across the top of the webpage
  • Home
  • Blog
  • About Us
  • Contact
  • Toggle website search
Press Escape to close the search panel.
Menu Close
  • Home
  • Blog
  • About Us
  • Contact
  • Toggle website search
Search this website

Security

  1. Home>
  2. Blog>
  3. Security>
  4. Page 21
Read more about the article ChaosDB: The Azure Cosmos DB Chain That Crossed Tenants

ChaosDB: The Azure Cosmos DB Chain That Crossed Tenants

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Cloud & Infrastructure/Security

A notebook container bug, an embedded certificate, and a confused gateway let any Cosmos DB customer read every other tenant’s data. Fixed in 48 hours, taught forever.

Continue ReadingChaosDB: The Azure Cosmos DB Chain That Crossed Tenants
Read more about the article T-Mobile 2021: 76.6 Million Records Through One Unprotected API

T-Mobile 2021: 76.6 Million Records Through One Unprotected API

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Identity & Phishing/Security/Web & API Security

No zero-days, no malware — just weak router credentials, a flat network, and an internal API with no authentication. The Binns breach rewrote telecom disclosure playbooks.

Continue ReadingT-Mobile 2021: 76.6 Million Records Through One Unprotected API
Read more about the article Poly Network: The $611M Bridge Hack That Got Returned

Poly Network: The $611M Bridge Hack That Got Returned

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Cryptography & PKI/Security

A forged keeper-list substitution drained $611M across three chains. Then the attacker gave it all back. The bridge bug class that defined Web3’s worst year.

Continue ReadingPoly Network: The $611M Bridge Hack That Got Returned
Read more about the article ProxyShell: The August 2021 Exchange Pillage After Hafnium

ProxyShell: The August 2021 Exchange Pillage After Hafnium

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Cloud & Infrastructure/Security/Web & API Security

Three patched-but-unapplied Exchange bugs chained into unauthenticated RCE. Webshells, mailbox theft, and ransomware followed at population scale within two weeks.

Continue ReadingProxyShell: The August 2021 Exchange Pillage After Hafnium
Read more about the article PetitPotam and ESC8: The NTLM Relay Chain That Owned Active Directory

PetitPotam and ESC8: The NTLM Relay Chain That Owned Active Directory

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Cloud & Infrastructure/Identity & Phishing/Security

PetitPotam coerced Windows machines to authenticate, AD CS web enrollment happily minted a DC certificate, and domains fell in an afternoon. The relay class is still with us.

Continue ReadingPetitPotam and ESC8: The NTLM Relay Chain That Owned Active Directory
Read more about the article HiveNightmare: The Two-Line Bug That Leaked Every Local Password Hash

HiveNightmare: The Two-Line Bug That Leaked Every Local Password Hash

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Cloud & Infrastructure/Security

One broken inheritance flag left Windows SAM, SYSTEM, and SECURITY hives readable by any user. With shadow copies in play, that meant every local NTLM hash on the box.

Continue ReadingHiveNightmare: The Two-Line Bug That Leaked Every Local Password Hash
Read more about the article Pegasus Zero-Click: Spyware That Needed No Click at All

Pegasus Zero-Click: Spyware That Needed No Click at All

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Emerging Tech & Architecture/Identity & Phishing/Security

The Pegasus Project exposed 50,000 targeted numbers and a hard truth: modern mercenary spyware infects phones through iMessage and WhatsApp without the victim doing anything.

Continue ReadingPegasus Zero-Click: Spyware That Needed No Click at All
Read more about the article Kaseya VSA Ransomware: 60 MSPs, 1,500 Businesses, One Friday

Kaseya VSA Ransomware: 60 MSPs, 1,500 Businesses, One Friday

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Ransomware & Malware/Security/Supply Chain Security

REvil turned Kaseya’s remote-management platform into a mass-encryption weapon, hitting ~60 MSPs and up to 1,500 downstream businesses days before a patch could land.

Continue ReadingKaseya VSA Ransomware: 60 MSPs, 1,500 Businesses, One Friday
Read more about the article PrintNightmare: When the Patch Didn’t Fix Anything

PrintNightmare: When the Patch Didn’t Fix Anything

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Cloud & Infrastructure/Security

A leaked PoC, a patch that didn’t patch, and weeks of registry-hardening confusion — how CVE-2021-34527 turned Windows Print Spooler into a domain-takeover primitive.

Continue ReadingPrintNightmare: When the Patch Didn’t Fix Anything
Read more about the article Fastly CDN Outage 2021: One Config, 10% of the Web Down

Fastly CDN Outage 2021: One Config, 10% of the Web Down

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Cloud & Infrastructure/Security

No attack, no breach — a single customer config met a dormant software bug and took Reddit, the Guardian, and roughly a tenth of the internet offline for an hour. The concentration-risk wake-up call.

Continue ReadingFastly CDN Outage 2021: One Config, 10% of the Web Down
Read more about the article EA Source Code Theft: A $10 Cookie That Beat MFA

EA Source Code Theft: A $10 Cookie That Beat MFA

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Security/Supply Chain Security

780 GB of Frostbite engine and FIFA code left EA through a purchased Slack cookie and one help-desk MFA reset. The breach that proved sessions, not passwords, are the modern front door.

Continue ReadingEA Source Code Theft: A $10 Cookie That Beat MFA
Read more about the article JBS Foods Ransomware: Paying $11M Even With Working Backups

JBS Foods Ransomware: Paying $11M Even With Working Backups

  • Post author:Prabhu Kalyan Samal
  • Post published: September 3, 2026
  • Post category:Emerging Tech & Architecture/Ransomware & Malware/Security

REvil halted the world’s largest meat processor over a holiday weekend; JBS restored from backups — and still paid $11M for leak suppression and restart insurance. The economics of ransom beyond decryption.

Continue ReadingJBS Foods Ransomware: Paying $11M Even With Working Backups
  • Go to the previous page
  • 1
  • …
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • …
  • 31
  • Go to the next page
Press Escape to close the search panel.

Categories

  • AI Security (1)
  • Aviation and Aerospace Security (9)
  • Beyond Security (2)
  • Security (370)
  • Technology (63)

Recent Posts

  • Build a Certificate Transparency Monitoring Pipeline with crt.sh and the CT Logs API (Hands-On Walkthrough)
  • Hands-On OpenSSL Lab: Generate, Inspect and Troubleshoot TLS Certificates with Real Commands
  • Build a Ransomware Sandbox with FLARE-VM and CAPE: Automated Config Extraction and IOC Dumping
  • Hunting Ransomware Pre-Encryption Behavior with Sysmon and Velociraptor: Shadow Copy Deletion, Batch Encryption, Ransom Notes
  • Weekly Threat Intel: LockBit Successor Shuffles, September 2026 Edge Device CVEs and Loader Chains
  • Weekly Threat Intel: Ransomware Affiliate Rotation, Autumn 2026 Exploitation and Infostealer Ops
  • Hunting Phishing Infrastructure with urlscan.io: Pivot from Screenshot to Campaign Takedown
  • Build a Docker Socket Escape Lab: Why Mounting /var/run/docker.sock Is a Root Kill Chain
  • Build an AiTM Phishing Lab with Evilginx: Understanding Session Cookie Theft and Detection
  • Wireshark + Scapy Lab: Replay and Dissect Aircraft ADS-B and ACARS Traffic
  • Build a PCAP Triage Lab with Zeek and T-Shark: Spot C2 Beacons in Real Traffic
  • Write YARA Rules That Catch Ransomware Families: A Detection Lab with yara-python
  • Agentic AI Security Cheat Sheet: Threat Models, MCP Hardening Checklist and Detection Hooks
  • Alert Fatigue Is a Design Problem: Building a Detection Engineering Lifecycle That Survives Contact
  • Write Sigma Rules That Actually Fire: A Detection-as-Code Lab with SigmaCLI and splunk-react

Archives

  • October 2026 (21)
  • September 2026 (272)
  • August 2026 (98)

Newsletter

Get all latest content delivered to your email a few times a month. Updates and news about all categories will send to you.
Email is required Email is not valid
This field is required
Thanks for your subscription.
Failed to subscribe, please contact admin.
Hmmnm

Our Other Sites

  • Hmmnm.in
  • Odia.hmmnm.in

Quick Links

  • Security Services
  • Learning Paths
  • About Us
  • Contact
  • Blog
  • Privacy Policy
  • Disclaimer
  • Security Products
  • Terms of Service

Contact Info

  • 📧 contact@hmmnm.com
  • 🌐 hmmnm.com
in
© 2026 @Hmmnm

We use cookies to understand how the site is used and to improve your experience. You can accept analytics cookies or continue with essential cookies only. Privacy Policy

  • Home
  • Blog
  • Security
  • Experience
  • About Us
  • Services
  • Contact