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DNS

9 articles

What we know about the cryptocurrency theft through Adform ads
  • privacy

A billion risky impressions: lessons from the Adform hack

Visit a familiar website, and along with the usual ad banner you could pick up a script that steals cryptocurrency. How can you protect yourself from attacks delivered through online ads?

  • Stan Kaminsky

  • August 11, 2026

The top-five funny school, social media, and IoT hacks
  • hacking

Five hacks that were (mostly) just for laughs

Funny hacks that became internet legends: talking traffic lights, a high-school Rickroll, robot vacuums on the rampage, a Lenovo defacement, and a Burger King hijack.

  • Alanna Titterington

  • July 1, 2025

KeyTrap attack can take out a DNS server
  • vulnerabilities

KeyTrap: how to break a DNS server with a single packet

The KeyTrap DoS attack, which can disable DNS servers with a single malicious packet exploiting a vulnerability in DNSSEC.

  • Alanna Titterington

  • February 19, 2024

Crypto theft from Exodus and Bitcoin wallets through cracked macOS apps
  • macOS

How to steal crypto via DNS

Getting what you pay for: cracked macOS apps fetch malicious code from DNS records to steal crypto

  • Sergey Puzan

  • January 31, 2024

TunnelCrack vulnerabilities in VPN clients
  • VPN

How to fix TunnelCrack VPN leaks

What caused a mass vulnerability in VPN clients, and how to keep them working.

  • Stan Kaminsky

  • August 10, 2023

How to set up Secure DNS and Private DNS
  • tips

Why you should set up secure DNS – and how

Have you ever come across the words Secure DNS or Private DNS in your smartphone settings and security apps? It’s best to keep this feature enabled – it has many advantages.

  • Stan Kaminsky

  • February 17, 2023

  • vulnerabilities

CVE-2020-1350: Vulnerability in Windows DNS servers

Microsoft has released a patch for a critical RCE vulnerability in Windows Server systems.

  • Hugh Aver

  • July 15, 2020

  • RSAC

RSAC 2019: Grand Theft DNS

At RSAC 2019, a SANS Institute instructor talked about how DNS manipulations can be used to hijack a company’s IT infrastructure.

  • Alex Drozhzhin

  • March 29, 2019

  • DNS

Switcher hacks Wi-Fi routers, switches DNS

One of the most important pieces of advice on cybersecurity is that you should never input logins, passwords, credit card information, and so forth, if you think the page URL

  • Alex Drozhzhin

  • December 28, 2016

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