Krebs on Security

SEPTEMBER 10, 2021

On Thursday evening, KrebsOnSecurity was the subject of a rather massive (and mercifully brief) distributed denial-of-service (DDoS) attack. But on Thursday DDoS protection firm Qrator Labs identified the culprit — “Meris” — a new IoT monster that first emerged at the end of June 2021. In its Aug.

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Zero Day

JUNE 27, 2025

PT oxygen/Getty Cloudflare  is a robust content delivery network (CDN) that specializes in providing protection against  distributed denial of service (DDoS)  attacks. Last month, Cloudflare  blocked the largest DDoS attack in internet history.  million DDoS attacks. terabits per second (Tbps).

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Security Affairs

SEPTEMBER 26, 2020

Hungarian financial institutions and telecommunications infrastructure were hit by a powerful DDoS attack originating from servers in Russia, China and Vietnam. A powerful DDoS attack hit some Hungarian banking and telecommunication services that briefly disrupted them. ” reported the Reuters agency. Pierluigi Paganini.

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Security Affairs

JUNE 25, 2020

Akamai announced to have mitigated a record distributed denial-of-service (DDoS) attack that hit a European bank. Akamai revealed that a bank in Europe was hit by a massive distributed denial-of-service (DDoS) attack that peaked a record 809 million packets per second (PPS). SecurityAffairs – hacking, DDoS). Pierluigi Paganini.

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Security Affairs

JUNE 17, 2020

Tbps DDoS attack, the largest ever, which surpassed the previous record of 1.7 Amazon announced it has mitigated the largest ever DDoS attack of 2.3 ” The report didn’t name the target of the DDoS attack, AWS experts only revealed that the magnitude was obtained with CLDAP reflection attack. Pierluigi Paganini.

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Security Affairs

FEBRUARY 26, 2020

DDoS extortionists are blackmailing Australian banks asking for payments of large sums in Monero cryptocurrency threatening DDoS attacks. Cybercriminals are threatening Australian banks of DDoS attacks if they will not pay large sums in Monero cryptocurrency. SecurityAffairs – hacking, DDoS). Pierluigi Paganini.

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Security Affairs

SEPTEMBER 19, 2020

The popular encrypted email service Tutanota was hit with a series of DDoS attacks this week targeting its website fist and its DNS providers later. Encrypted email service, Tutanota suffered a series of DDoS attacks that initially targeted the website and later its DNS providers. ” reads a blog post published by Tutanota.

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Security Affairs

OCTOBER 16, 2020

The Google Cloud team revealed that in September 2017 it has mitigated DDoS attack that reached 2.54 Tbps, the largest DDoS attack of ever. The Google Cloud team revealed that back in September 2017 it has mitigated a powerful DDoS attack that clocked at 2.54 Tbps DDoS attack mitigated by Amazon’s AWS in February.

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Krebs on Security

DECEMBER 11, 2024

The 122 services targeted in Sanders’ research include some of the more prominent businesses advertising on the cybercrime forums today, such as: -abuse-friendly or “bulletproof” hosting providers like anonvm[.]wtf, Selectel, Netwarm UK, Beget, Timeweb and DDoS-Guard). work and kopeechka[.]store com and rdp[.]monster;

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Security Affairs

APRIL 13, 2020

Dutch authorities have taken down 15 DDoS-for-hire services in a week, this is another success of law enforcement in the fight against cybercrime. An operation conducted by Dutch authorities last week has shut down 15 DDoS-for-hire services (aka DDoS booters or DDoS stressor), states a press release published by Dutch police.

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Krebs on Security

MAY 28, 2020

The United Kingdom’s anti-cybercrime agency is running online ads aimed at young people who search the Web for services that enable computer crimes, specifically trojan horse programs and DDoS-for-hire services. “This is all about showing people there are other paths they can take.” FLATTENING THE CURVE.

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Security Affairs

SEPTEMBER 15, 2020

Experts warn of a surge in the DDoS attacks against education institutions and the academic industry across the world. The DDoS attacks are causing severe issues to the targeted education institutions such as temporarily takedown of the network and online classes. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Security Affairs

FEBRUARY 9, 2020

ICT ministry officials confirmed that the Digital Fortress system repelled a Distributed Denial of Service (DDoS) attack. A spokesperson for Iran’s Telecommunication Infrastructure Company, confirmed via Twitter that a DDoS attack had been “normalized” with the “intervention of the Dzhafa Shield.”

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Security Affairs

JANUARY 25, 2020

The Greek government announced that a DDoS cyber attack hit the official state websites of the prime minister, the national police and fire service and several important ministries. “[A denial-of-service or DDoS attack] led to the malfunction of certain websites.” said Government spokesman Stelios Petsas. Pierluigi Paganini.

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Security Affairs

AUGUST 27, 2020

New Zealand’s stock exchange (NZX) confirmed it was hit by a massive distributed denial of service (DDoS) attack from abroad that knocked it offline two days. The DDoS attack impacted traders, anyway financial or personal information of the users was not accessed. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

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Security Affairs

JUNE 24, 2020

Operators behind XORDDoS and Kaiji DDoS botnets recently started targeting Docker servers exposed online, Trend Micro warns. Trend Micro researchers reported that operators behind XORDDoS and Kaiji DDoS botnets recently started targeting Docker servers exposed online. ” reads the analysis published by Trend Micro.

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Security Affairs

APRIL 24, 2020

The Hoaxcalls IoT botnet expanded the list of targeted devices and has added new distributed denial of service (DDoS) capabilities. The botnet was initially designed to launch DDoS attacks using UDP, DNS and HEX floods. Experts also noticed that the new variant implements 16 new DDoS capabilities. ” Radware concludes.

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Security Affairs

JUNE 26, 2020

Upon infecting a system the bot turns it into a cryptomining client and could use it to launch distributed denial-of-service (DDoS) attacks. The malware author named the bot Satan DDoS, but Palo Alto Network’s Unit42 researchers dubbed it Lucifer because there’s another malware with the same name, the Satan Ransomware.

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Security Affairs

JUNE 26, 2020

A man accused to have developed distributed denial of service (DDoS) botnets based on the Mirai botnet was sentenced to 13 months in federal prison. Schuchman compromised hundreds of thousands of IoT devices, including home routers and IP cameras, to create multiple DDoS IoT botnets that he rented to carry out the attacks.

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CyberSecurity Insiders

APRIL 30, 2021

Is your organization prepared to mitigate Distributed Denial of Service (DDoS) attacks against mission-critical cloud-based applications? A DDoS attack is a cyber attack that uses bots to flood the targeted server or application with junk traffic, exhausting its resources and disrupting service for real human users. Source: Testbytes.

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Security Affairs

JULY 27, 2020

The FBI issued an alert last week warning about the discovery of new network protocols that have been exploited to launch large-scale DDoS attacks. The Federal Bureau of Investigation sent an alert last week warning about large-scale distributed denial of service (DDoS) attacks that abused new network protocols. continues the report.

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Security Affairs

JUNE 16, 2020

Wireless carrier T-Mobile suffered a major outage in the United States, that impacted service at other carriers, due to a “massive” DDoS attack. Wireless carrier T-Mobile suffered a massive DDoS attack that caused a major outage in the United States that impacted service at other carriers due to a “massive” DDoS attack.

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Security Affairs

AUGUST 24, 2020

The dark web marketplace Empire Market has been down for at least 3 days, two of the possible reasons, an exit scam or a prolonged DDoS attack. The cause is still unclear, someone blames a prolonged denial-of-service (DDoS) attack, while some users suspect an exit scam. DDoS attack or exit scam? Pierluigi Paganini.

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SecureList

APRIL 25, 2022

The DDoS landscape in Q1 2022 was shaped by the ongoing conflict between Russia and Ukraine: a significant part of all DDoS-related news concerned these countries. In mid-January, the website of Kyiv Mayor Vitali Klitschko was hit by a DDoS attack, and the websites of a number of Ukrainian ministries were defaced. News overview.

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Security Affairs

APRIL 28, 2020

Timetv.live is the latest Azeri news site targeted by Denial of Service (DDoS) attacks launched by Sandman threat actor, the attack took place on March 21, 2020. Just like many other DDoS attacks we have seen in the past against Azeri media, the attacker monitors the success of the floods using the HostTracker service.

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Security Affairs

MARCH 3, 2019

Usatyuk developed and operated other DDoS-for-hire services with a co-conspirator between August 2015 and November 2017. The list of illegal DDoS-for-hire services operated by the man includes ExoStress.in (“ ExoStresser ”), QuezStresser.com, Betabooter.com (“ Betabooter ”), Databooter.com, Instabooter.com, Polystress.com, and Zstress.net.

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eSecurity Planet

JANUARY 14, 2022

Distributed denial of service (DDoS) attacks can cripple an organization, a network, or even an entire country, and they show no sign of slowing down. DDoS attacks may only make up a small percentage of security threats, but their consequences can be devastating. According to Imperva Research Labs, DDoS attacks tend to come in waves.

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Security Affairs

NOVEMBER 15, 2019

the administrator of DDoS-for-hire services was sentenced to 13 months in prison, and additional three years of supervised release. Usatyuk , a man that was operating several DDoS-for-hire services was sentenced to 13 months in prison, and additional three years of supervised release. Sergiy P. , ExoStresser. hours of network downtime.

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Security Affairs

DECEMBER 22, 2018

The Department of Justice (DoJ) announced that the FBI seized 15 domains associated with DDoS-for-hire services. The FBI has seized 15 domains associated with DDoS-for-hire services (aka booters or stressers ) that were used by their customers to launch powerful DDoS attacks. Authorities Take Down 15 DDoS-for-Hire Websites.

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Krebs on Security

FEBRUARY 4, 2025

In addition, the government seized the domain names for two popular anonymity services that were heavily advertised on Cracked and Nulled and allowed customers to rent virtual servers: StarkRDP[.]io to , and vDOS , a DDoS-for-hire service that was shut down in 2016 after its founders were arrested. io , and rdp[.]sh. lol and nulled[.]it.

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Krebs on Security

MARCH 27, 2025

According to Edwards, there are no signs that these phishing sites are being advertised via email. Central Intelligence Agency ; and hochuzhitlife[.]com com , which spoofs the Ministry of Defense of Ukraine & General Directorate of Intelligence (whose actual domain is hochuzhit[.]com

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Security Affairs

APRIL 15, 2019

Experts at Imperva discovered a new type of large-scale DDoS attack that abuses the HTML5 Ping-based hyperlink auditing feature. Experts at Imperva Vitaly Simonovich and Dima Bekerman observed a large-scale DDoS attack abusing the HTML5 Ping-based hyperlink auditing feature. ” reads the analysis published by Imperva.

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Security Affairs

OCTOBER 14, 2024

. “The Dutch police have conducted a cybercrime investigation into the large dual dark web market ‘Bohemia/Cannabia’ This was a dark web market where illegal goods, such as drugs, and DDoS attacks were offered. Some sellers on Bohemia advertised they were shipping the products from the Netherlands. million euros.

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Security Affairs

JANUARY 30, 2019

Imperva mitigated a SYN flood DDoS attack against one of its clients that exceeded 500 million packets per second, this is the largest ever. This attack was a SYN flood DDoS and it is the largest DDoS attack by packet volume ever observed. . Since today, the 2018 GitHub DDoS attack that peaked 1.35 or instance.

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Krebs on Security

JANUARY 17, 2023

Most people who operate DDoS-for-hire businesses attempt to hide their true identities and location. Prosecutors say his service attracted more than two million registered users, and was responsible for launching a staggering 30 million distinct DDoS attacks. men for allegedly operating stresser services.

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Security Affairs

OCTOBER 27, 2018

Security researchers at FortiGuard Labs have discovered a new DDoS-for-hire service called “ 0x-booter” built with leaked code that implements an easy to use interface. “ 0x-booter ” first appeared on October 17, 2018, a post published on Facebook advertises over 500 Gbps of power and 20,000 bots. ” .

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Security Affairs

JUNE 13, 2019

Encrypted messaging service Telegram was hit by a major DDoS attack apparently originated from China, likely linked to the ongoing political unrest in Hong Kong. We’re currently experiencing a powerful DDoS attack, Telegram users in the Americas and some users from other countries may experience connection issues. Pierluigi Paganini.

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