DoS News, Articles and Updates

Cisco updates router firmware to prevent remote code execution, DoS attacks

Cisco Systems on Wednesday issued 20 security updates, notably patching a critical vulnerability in two router products that could resulted in remote code execution or a denial of service condition.

14 flaws found that could take over industrial control systems

Licence management systems used in industrial control systems are plagued with vulnerabilities - contain 14 flaws could enable hackers to take control of systems and carry out DoS attacks

How BlackNurse DoS uses a single laptop to take your business down

The BlackNurse Denial of Service attack uses carefully crafted ICMP messages to clog up firewalls with traffic they can't ignore.

IBM: Phishing scams a major cause of bank breaches

Malicious attachments and links, ShellShock and Denial of Service (DOS) attacks were the top three cyber-threats facing the financial sector, which suffered having 20 million records breached last year, according to a new study released by IBM.

Critical patch for flaw hitting all MS versions

This vulnerability, if left unpatched, affects every flavour of Windows utilising the IIS services version 6+ to support web sites.

Darwin Nuke vulnerability allows DoS in OS X 10.10 and iOS devices

A new Apple flaw opens up iOS and OS X devices to remotely activated denial of service attacks.

New hacking group DDoS attacks Amazon's Twitch, US state websites

A hacking collective going by the name of 'Vikingdom2015' claims to have taken offline various US state websites, including and, as well as Amazon's Twitch. The group told SC its motive, the type of attack and what's to come.

ICYMI: OpenSSL bugs, stealthy DoS attacks and stealing Bitcoins

In this latest In Case You Missed It column, we look at the top stories on SC this week, including the discovery of a new OpenSSL bug and super-stealthy denial of service attack.

OpenSSL patches 'high severity' bug - but it's no Heartbleed

The OpenSSL group has patched numerous flaws with the release of OpenSSL versions 1.0.2a, 1.0.1m, 1.0.0r and 0.9.8zf, including a "high severity" bug which, fortunately, is not as serious as Heartbleed or Poodle.

Hackers route via Tor for stealthy 'slow-death' DoS attacks

Vigilante hactivists have been taking down pornography, Jihadi and other websites by using a new type of "slow-death" Denial-of-Service (DoS) attack that is virtually undetectable, bypassing some leading security solutions.

Google in no rush to patch Android Wi-Fi Direct flaw

Security researchers have discovered a denial-of-service (DoS) vulnerability in Wi-Fi Direct which affects various Android devices. But Google is in no rush to issue a patch.

Hackers can crash Apple's iPhone using Snapchat

Cyber security researchers claim that a vulnerability with popular mobile messaging app Snapchat enables hackers to launch a denial-of-service (DoS) attack against Apple's iPhone.

Dell SecureWorks expands incident response to offer APT and DoS protection

Dell SecureWorks has expanded its incident response services to offer assessment for advanced threats and denial-of-service attacks.