Blog Posts - Dos Attacks



denial-of-service (DoS) attack

A denial-of-service (DoS) attack attempts to prevent legitimate users from accessing information or services. By targeting your computer and its network connection, or the computers and network of the sites you are trying to use, an attacker may b...
by le monde informatique on Jan 9, 2014

16-Year Old Arrested Over World’s Biggest Cyber Attack

In March 2013, a distributed denial of service (DDoS) attack of unprecedented ferocity was launched against the servers of Spamhaus, an international non-profit dedicated to battling spam. The March Spamhaus attack peaked at 300 gigabits per second,...
by insecure on Sep 27, 2013

The Zemra Bot – New DDoS Attack Pack

A new Distributed Denial of Service (DDoS) crimeware bot known as “Zemra” and detected by Symantec as Backdoor.Zemra. Lately, this threat has been observed performing denial-of-service attacks against organizations with the purpose of ext...
by insecure on Jun 27, 2012

Tsunami – Backdoor Trojan for Mac OS X Discovered

OSX/Tsunami.A, an IRC controlled backdoor Trojan for Mac OS X, has been discovered that enables the infected machine to become a bot for Distributed Denial of Service (DDoS) attacks. The analyzed sample contains a hardcoded list of IRC servers and ch...
by insecure on Oct 28, 2011

THC SSL DOS Tool Released

THC-SSL-DOS is a tool to verify the performance of SSL. Establishing a secure SSL connection requires 15x more processing power on the server than on the client. THC-SSL-DOS exploits this asymmetric property by overloading the server and knocking it...
by insecure on Oct 24, 2011

Using Google Servers as a DDoS Tool

Google’s servers can be used by cyber attackers to launch DDoS attacks, claims Simone “R00T_ATI” Quatrini, a penetration tester for Italian security consulting firm AIR Sicurezza. Quatrini discovered that two vulnerable pages –...
by insecure on Aug 29, 2011

DDoS and Hacking Services for Sale

According to Daniel Krebs an independent security researcher, hackers have started contending among themselves openly by providing DDoS (distributed denial-of-service) services that can help in causing websites to collapse. Signalnews reported this o...
by insecure on Aug 13, 2011

Anonymous : Operation Facebook – November 5, 2011

“The more Facebook seems to dominate the world, the closer it seems to be to its end”. Anonymous, the shady-yet-principled hacktivist group that has previously hacked into Iran’s government emails, the Pentagon, possibly the IMF, Ne...
by insecure on Aug 10, 2011

Hackers Disrupt 51 Malaysian Government Websites

51 Malaysian government websites were hacked into overnight but no personal or financial data was compromised, government officials said on Thursday, as the nation became the latest target of a cyber-war waged by online activists. In the attacks, 91...
by insecure on Jun 16, 2011

How the PlayStation Network was Hacked ?

After 7 days of speculation-ridden downtime, Sony has finally announced that the PlayStation Network (PSN) outage was due to a massive hack that exposed the names, birthdays, email addresses, passwords, security questions, and maybe credit card detai...
by insecure on Apr 27, 2011

Mausezahn – fast traffic generator

Mausezahn is a free fast traffic generator written in C which allows you to send nearly every possible and impossible packet. It is mainly used to test VoIP or multicast networks but also for security audits to check whether your systems are hardened...
by insecure on Jan 24, 2011

Denial Of Service (DoS) Attacks

A denial of service (DoS) attack is an attack that clogs up so much memory on the target system that it can not serve it's users, or it causes the target system to crash, reboot, or otherwise deny services to legitimate users.There are several differ...
by REPLEY on Jan 9, 2011

DDOSIM – Layer 7 DDoS Simulator

ddosim is a tool that can be used in a laboratory environment to simulate a distributed denial of service (DDOS) attack against a target server. The test will show the capacity of the server to handle application specific DDOS attacks. ddosim simulat...
by insecure on Nov 15, 2010

Security firm warns of commercial, on-demand DDoS botnet

IMDDOS, which is mainly based in China, has grown to become one of the largest active botnets. The security firm Damballa is warning of a large and fast growing botnet created specifically to deliver distributed denial of service (DDoS) attacks on de...
by insecure on Sep 13, 2010

Kaspersky 2010 Remote Memory Corruption / DoS PoC

Description: The vulnerability affects Kaspersky Internet Security 2010 9.0.0.459 antivirus and its brother, the Kaspersky Antivirus 2010 9.0.0.463 version. The exploit was discovered on August 18th 2009. The problem with these two antivirus versio...
by insecure on Aug 31, 2009

Twitter, Facebook attack targeted one user

A Georgian blogger with accounts on Twitter, Facebook, LiveJournal, and Google’s Blogger and YouTube was targeted in a denial-of-service attack that led to the site-wide outage at Twitter and problems at the other sites on Thursday, according t...
by insecure on Aug 8, 2009

SSLstrip - HTTPS Stripping Attack Tool

This tool provides a demonstration of the HTTPS stripping attacks. It will transparently hijack HTTP traffic on a network, watch for HTTPS links and redirects, then map those links into either look-alike HTTP links or homograph-similar HTTPS links. I...
by insecure on Feb 26, 2009

SSLstrip - HTTPS Stripping Attack Tool

This tool provides a demonstration of the HTTPS stripping attacks. It will transparently hijack HTTP traffic on a network, watch for HTTPS links and redirects, then map those links into either look-alike HTTP links or homograph-similar HTTPS links. I...
by insecure on Feb 26, 2009


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