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Cyberattacks

UK Attacker Responsible for a Literal "Man-in-the-Middle" Ransomware Attack is Finally Brought to Justice

The recent conviction of a U.K. man for cyber crimes committed in 2018 brings to light a cyber attack where this attacker manually performed the “in-the-middle” part of an attack. We’ve all heard of a “Man-in-the-Middle” (MitM) attack – also more recently called a “Manipulator-in-the-Middle” attack.

Threat Hunt: KillNet's DDoS HEAD Flood Attacks - cc.py

Killnet is an advanced persistent threat (APT) group based in Russia that has been active since at least 2015. The group is notorious for its highly sophisticated and persistent attacks on a diverse range of industries, including state and local governments, telecommunications, and defense. Killnet has been linked to several high-profile attacks, including the 2016 hack of the Democratic National Committee (DNC) during the U.S. presidential election.

British Airways, Boots & The BBC Cyber Attack 2023

Last week the British Airways, Boots and the BBC all suffered cyber attacks of varying levels. The three businesses have been hit with an ultimatum to begin ransom negotiations from a cybercrime group after employees personal data was stolen in a hacking attack. It emerged on Wednesday the gang behind a piece of ransomware known as Clop had posted it onto their dark net site.

Understanding the Anatomy of a Malicious Package Attack

To identify malicious packages and protect yourself against them, you need to know what to look for. Here’s a simple guide. In January 2022, users of the popular open-source libraries “faker” and “colors” suddenly found their applications started to malfunction and display nonsensical data because they had been infected by a malicious package.

State-Based Cyber Attacks Continue to Be a Thorn in the Cyber Insurer's Side

As government-sponsored and widespread vulnerability attacks continue to result in larger damages, cyber insurers are looking for opportunities to still meet demand without incurring risk. It may come as a surprise, but cyber insurers aren’t in the business of issuing (and covering) cyber insurance policies; they’re in the business of staying in business. And that means identifying and reducing the highest sources of risk where the insurer will lose through paying on claims.

Spear Phishing Attacks: Understanding and Mitigating the Risk

In an increasingly interconnected world, cybersecurity has never been more important. One of the most prevalent and potent threats to individual and organizational security is spear phishing. Unlike phishing, which casts a wide net in hopes of catching any unsuspecting victim, spear phishing is a more targeted approach. The attacker customizes their emails, texts, or other messages to mimic trustworthy sources and deceive specific individuals into revealing sensitive information.

Half of U.K. Companies Have Been a Cyber Attack Victim in the Last Three Years

New data puts the spotlight on the human factor in U.K. cyber attacks, where users continue to be susceptible to social engineering, creating the so-called “Human Risk.” Here at KnowBe4, we’re obviously big believers in the fact that users are a source of risk when it comes to organizational security. Cybersecurity vendor SoSafe’s Human Risk Review 2023 report provides some independent perspective on this very problem. According to the report, one out of two U.K.

How NK's Cyber Criminals Stole 3 Billion in Crypto To Fund Their Nukes

The Wall Street Journal today revealed that North Korea's hacker army managed to steal a huge amount of cryptocurrency amounting to $3 billion to finance their nuclear program. US officials have confirmed this news. These hackers have a highly sophisticated method of operating. A specific example of their actions involved using a fake job offer to trick a startup into losing over $600 million. By posing as potential employers, they social engineered someone who was hopeful for a better job.

Preventing Denial of Service Attacks with Rate Limiting Techniques

A Denial of Service (DoS) attack will prevent your legitimate users from accessing your API. The attack could be physical, such as unplugging network cables, but a Distributed DoS is more prominent. It involves generating a volume of user requests from various machines to overwhelm your servers. DDoS attacks can result in a loss of $50,000 of revenue due to downtime and mitigation.