Browsing tag

DNS

Switcher: Android joins the ‘attack-the-router’ club

Recently, in our never-ending quest to protect the world from malware, we found a misbehaving Android trojan. Although malware targeting the Android OS stopped being a novelty quite some time ago, this trojan is quite unique. Instead of attacking a user, it attacks the Wi-Fi network the user is connected to, or, to be precise, […]

Pakistani hackers deface Google Bangladesh domain

A group of Pakistani hackers going by the online handle of Team Pak Cyber Attackers hacked and defaced the official Google Bangladesh domain Tuesday morning. The group left a deface page along with a message on the targeted domain taunting security measures implemented by Google. The Internet users in Bangladesh were shocked when they witnessed their search […]

Despite DDoS attack, Dyn Clinches Acquisition Deal with Oracle

Last October, Dyn, a commercial DNS provider made headlines when it was attacked with a massive Distributed Denial of Service (DDoS) attack. The same company is in the news again but this time for a completely different reason. As surprising as it sounds, it is indeed true that Dyn has been acquired by Oracle. The […]

HackForums delete “Server Stress Testing” amidst links with Dyn DDoS Attack

HackForums.net Delete “Server Stress Testing” Section amidst Allegations of Facilitating DDoS Attacks. HackForums.net, a famous forum for hackers has shut down the Server Stress Testing (SST) section because it is suspected to have offered paid distributed denial-of-service (DDoS) attacks on Dyn due to which the huge internet disruption occurred on Friday 21st. The purpose of […]

Dyn DDoS Attack: Here’s How Hackers Took Down Half Of The Internet

Short Bytes: As a result of a massive cyberattack on Dyn DNS, many popular online services and websites went offline on Friday. The attack comprised of 3 back-to-back DDoS attacks that were, probably, launched by a botnet comprising of smart messages. Now, the services have been restored and the FBI is investigating all potential causes of […]

DYN CONFIRMS DDOS ATTACK AFFECTING TWITTER, GITHUB, MANY OTHERS

Update DNS provider Dyn has confirmed two massive distributed denial of service attacks against its servers Friday impacting many of its customers including Twitter, Spotify and GitHub. The attacks came in two waves, one early Friday morning and a second just a few hours later. “This attack is mainly impacting U.S. East and is impacting Managed […]

Half Of The Internet Is Down Right Now, Here’s Why (Updated)

Short Bytes: Dyn DNS is facing a massive DDoS attack that’s resulting in a widespread service outage. Many websites are facing partial or complete downtime. While Dyn DNS continues to face the DDoS attack, the forces behind the same remain unknown. Servers of Dyn, a major DNS host, is experiencing a massive distributed denial of […]

Use Free Internet Using Simple DNS Hack

Simple DNS Hack There are several ways to get a faster internet speed in Microsoft Windows. Let’s see a simple DNS hack that can speed up your Web Browsing. Firstly, need to remind you an obvious thing that happens with most of us when we are using a slow internet connection. We solely blame our net […]

How to Flush the DNS Cache in Ubuntu & Why You Should

Domain Name Servers(DNS) are one of the backbones of the internet. Without them, the entire system of domain names wouldn’t work and we’d have to navigate the web using straight IP addresses — not my idea of fun, if you ask me. Whenever you access a domain name, your system keeps a record of which […]

anonym8 – Transparent Proxy Through TOR, I2P And Many More

Transparent Proxy through TOR, I2P, Privoxy, Polipo and modify DNS, for a simple and better privacy and security; Include Anonymizing Relay Monitor (arm), macchanger, hostname and wipe (Cleans ram/cache & swap-space) features. Tested on Debian, Kali, Parrot to use the graphical interface, you’ll need to install separately GTKdialog and libvte.so.9 and i2p   Requirements: Tor […]

DNS traffic monitoring, a threat to Tor users’ anonymity

Tor Network Users May No Longer Enjoy Anonymity due to Exploitation of DNS Traffic Monitoring Karlstad University researchers in collaboration with KTH Royal Institute of Technology and Princeton University have identified that the Domain Name System (DNS) can be monitored to reveal identities of Tor network users. In fact, the researchers have revealed that this […]

North Korea’s Internet Is Exposed And It Has Only 28 Websites

Short Bytes: A GitHub user has uploaded the list of domains that exist on North Korea internet. His TLDR project fetched DNS data by making AXFR request to North Korea’s nameserver ns2.kptc.kp. The leaked reveals that the North Korea’s internet has only 28 operating domains. North Korea is one such kid who wants to hide […]

New System by SafeDNS to Detect Malicious Internet Resources

SafeDNS’s slogan is Secure Internet for Home and Business — Now the firm has come up with a new system that will detect malicious resources to protect Internet users! SafeDNS gives its users an opportunity to set its web filtering service on any web-connected devices. The security of browsing the internet without a worry on all […]

Malware Finds New Trick to Hide Rogue DNS Settings on Windows

DNS Unlocker finds a way to hide hijacked DNS servers from human operators via one “special” character. A Potentially Unwanted Application (PUA) named DNS Unlocker has found a new way to hide rogue DNS settings inside Windows installations that are invisible to the human eye at first glance. Its method works on Windows XP, Vista, 7, […]

Major DNS provider hit by mysterious, focused DDoS attack

Attack on NS1 sends 50 million to 60 million lookup packets per second. Unknown attackers have been directing an ever-changing army of bots in a distributed denial of service (DDoS) attack against NS1, a major DNS and traffic management provider, for over a week. While the company has essentially shunted off much of the attack traffic, […]

Mobile Devices Used to Execute DNS Malware Against Home Routers

Attacks against home routers have been going around for years—from malware that rigs routers to DNS rebinding attacks and backdoors, among others.  Just last year one of our researchers reported a Domain Name System (DNS) changer malware that redirected users to malicious pages when they visited specific websites. This enabled cyber crooks to get hold of the […]

CVE 2015-7547 glibc getaddrinfo() DNS Vulnerability

Hello w0rld! JUMPSEC researchers have spent some time on the glibc DNS vulnerability indexed as CVE 2015-7547 (It hasn’t got a cool name like GHOST unfortunately…). It appears to be a highly critical vulnerability and covers a large number of systems. It allows remote code execution by a stack-based overflow in the client side DNS […]

A tale of a DNS exploit: CVE-2015-7547

This post was written by Marek Vavruša and Jaime Cochran, who found out they were both independently working on the same glibc vulnerability attack vectors at 3am last Tuesday. A buffer overflow error in GNU libc DNS stub resolver code was announced last week as CVE-2015-7547. While it doesn’t have any nickname yet (last year’s Ghost […]