01/05/2021        Threat Landscape
Citrix Systems Abused for DDoS Attacks

New Amplification Vector Datagram Transport Layer Security (DTLS) targets Citrix ADC systems.

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11/24/2020        Threat Landscape
Ransomware: A Tool for Cyber Blackmail

Blackmail by anonymous cybercriminals is an acute threat to companies of all sizes. Hackers also target administrations and government authorities. Only a comprehensive approach to IT security can offer reliable protection against the pervasive danger posed by ransomware.

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09/08/2020        Threat Landscape
DDoS Report 2020: The Biggest attacks in the First Half of the Year (infographic)

The first six months of 2020 underlined the fact that the consequences of DDoS attacks are no longer solely limited to companies that are attacked. Our timeline highlights incidents where the damage was particularly severe.

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09/01/2020        Threat Landscape
Armada Collective: DDoS Blackmailers Attack the Hosting Industry

Link11 is cautioning hosting providers to beware of a new wave of DDoS blackmail attacks by the Armada Collective. As recently as mid-August, attackers using the name Fancy Bear used DDoS attacks to put pressure on operators of critical infrastructure and financial services.

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08/20/2020        Threat Landscape
Warning from Link11 as Aggressive Fancy Bear DDoS Attackers Return

Fancy Bear extortion emails demand Bitcoin transfers and threaten lengthy, high-volume attacks over 2,000 Gbps, with critical infrastructure providers targeted most

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08/06/2020        Threat Landscape
Link11 H1 2020 DDoS Report Reveals a Resurgence in DDoS Attacks During COVID-19 Lockdowns

Attacks in April, May and June 2020 more than double compared with Q2 2019, and attacks using public cloud infrastructure increase

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05/27/2020        Threat Landscape
Reflection Amplification Vectors: a Chronology

The first reflection amplification vectors occurred in 2013 and involved DNS and NTP. Since then, the spectrum of vectors has become far greater. Currently, there are over 20 techniques.

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04/16/2020        Threat Landscape
Maximum Bandwidth Doubles and Number of High-Volume Attacks Rises in Past Year, According to Link11’s Q1 2020 Report

Average bandwidth of attacks increasing and share of multivector attacks rose to 64%.

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04/08/2020        Threat Landscape
How To Protect Your Business Website from Bad Bots

DDoS flooding attacks against big name brands have made media headlines for more than two decades. However, many bot attacks aren’t flooding attacks at all. These attacks pose a huge threat to organizations and website owners… but few are aware of the risks.

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03/02/2020        Threat Landscape
DDoS Attacks that Hit the Headlines in 2019

In 2019, we could clearly see that various countries, as well as organizations across different industries and of all sizes, were hit by DDoS attacks. Attackers managed to find a way to take down the IT systems of organizations that were not vigilant enough. This infographic provides a quick summary of some of the most notable DDoS attacks that occurred over the past 12 months.

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