Krebs on Security

MAY 23, 2024

Two weeks before Russia invaded Ukraine in February 2022, a large, mysterious new Internet hosting firm called Stark Industries Solutions materialized and quickly became the epicenter of massive distributed denial-of-service (DDoS) attacks on government and commercial targets in Ukraine and Europe. Image: SentinelOne.com.

DDOS 326

DDOS Internet Internet Government 326

Security Affairs

MAY 4, 2021

A massive distributed denial of service (DDoS) attack shut down Belgiums’ government websites, internal networks were also impacted. A massive distributed denial of service (DDoS) attack hit most of the Belgium government ’s IT network, according to the media the attack also knocked offline internal systems.

DDOS 135

DDOS Government Education Media 135

Krebs on Security

MARCH 27, 2025

Researchers at the security firm Silent Push mapped a network of several dozen phishing domains that spoof the recruitment websites of Ukrainian paramilitary groups, as well as Ukrainian government intelligence sites. The website legiohliberty[.]army army features a carbon copy of the homepage for the Freedom of Russia Legion (a.k.a.

Phishing 201

Phishing Government Engineering Internet 201

Krebs on Security

JUNE 14, 2022

A 33-year-old Illinois man was sentenced to two years in prison today following his conviction last year for operating services that allowed paying customers to launch powerful distributed denial-of-service (DDoS) attacks against hundreds of thousands of Internet users and websites. The user interface for Downthem[.]org. Charles, Ill.

DDOS 180

DDOS DNS Internet Internet 180

CyberSecurity Insiders

SEPTEMBER 3, 2021

A Distributed Denial of Service attack shortly known as DDoS resulted in the disruption of internet services across New Zealand leading to shut down or temporary closure of businesses from afternoon today, i.e. September 3rd,2021. To those who are unaware of what is a DDoS attack, here’s a bit of explanation.

Cyber Attacks 116

Cyber Attacks DDOS Internet Internet 116

Krebs on Security

MARCH 11, 2022

As their cities suffered more intense bombardment by Russian military forces this week, Ukrainian Internet users came under renewed cyberattacks, with one Internet company providing service there saying they blocked ten times the normal number of phishing and malware attacks targeting Ukrainians.

DNS 331

DNS Internet Internet Phishing 331

SecureList

AUGUST 3, 2022

Politically-motivated cyberattacks dominated the DDoS landscape in the second quarter of 2022 just as they did in the previous reporting period. The pro-Russian hacktivists Killnet, which first surfaced in January 2022, claimed responsibility for DDoS attacks on the websites of various European organizations from April through June.

DDOS 142

DDOS Government Marketing IoT 142

Krebs on Security

FEBRUARY 4, 2025

An investigation into the history of these communities shows their apparent co-founders quite openly operate an Internet service provider and a pair of e-commerce platforms catering to buyers and sellers on both forums. to , and vDOS , a DDoS-for-hire service that was shut down in 2016 after its founders were arrested. “Finndev.”

eCommerce 205

eCommerce Cybercrime Accountability Passwords 205

CyberSecurity Insiders

JANUARY 26, 2022

A distributed denial of service attack, fondly known as DDoS, has reportedly hit North Korea in early hours of Wednesday, bringing down whole of the connectivity to a near halt. As internet access and media publishing are strictly monitored by the government agencies, it seems to be unclear the impact of the digital damage.

Cyber Attacks 103

Cyber Attacks DDOS Internet Internet 103

eSecurity Planet

SEPTEMBER 3, 2022

Distributed denial-of-service (DDoS) attacks cause problems for organizations of all sizes. To fight DDoS attacks, organizations and teams need to implement the three standard phases for any IT threat: preparation, reaction, and recovery. To skip ahead, click on the links: What is a DDoS Attack? Types of DDoS Attacks.

DDOS 145

DDOS DNS Firewall Internet 145

SecureList

MAY 10, 2021

Botnet operators use infected devices to carry out DDoS attacks or mine cryptocurrency. In Q1 2021, cybercriminals also found a host of new tools for amplifying DDoS attacks. RDP servers listening on UDP port 3389 were used to amplify DDoS attacks. The vendor released a patch when they learned about the problem.

DDOS 141

DDOS Cryptocurrency Media Marketing 141

SecureList

NOVEMBER 8, 2021

Q3 2021 brought two new DDoS attack vectors, potentially posing a serious threat, including for major web resources. ris , a new botnet capable of carrying out powerful DDoS attacks. For instance, a DDoS attack on a Cloudflare customer (attributed to M?ris) We won't let our #DDoS stop us doing what we love!

DDOS 144

DDOS Marketing Cryptocurrency IoT 144

SecureList

NOVEMBER 7, 2022

In Q3 2022, DDoS attacks were, more often than not, it seemed, politically motivated. As before, most news was focused on the conflict between Russia and Ukraine, but other high-profile events also affected the DDoS landscape this quarter. The attackers stated on Telegram that they were “testing a new DDoS method.”

DDOS 136

DDOS Computers and Electronics Internet Internet 136

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.

DDOS 126

DDOS Cybercrime Internet Internet 126

Security Boulevard

AUGUST 19, 2021

Researchers have disclosed a nasty new way for bad people to mess up the internet for the rest of us. The post Great Firewall Ready to Unleash ‘Gigantic’ DDoS—so are Other Middleboxes appeared first on Security Boulevard.

Firewall 140

Firewall DDOS Internet Internet 140

Security Affairs

JUNE 6, 2022

Following the attacks of the Killnet Collective, the group responsible for the attacks against major government resources and law enforcement, a new group has been identified called “Cyber Spetsnaz”. The actor shared a list of NATO resources and a comprehensive Excel file. On June 2nd, the group created a new division called “Sparta”.

Government 145

Government DDOS Cyber Attacks Hacking 145

Krebs on Security

FEBRUARY 28, 2019

A 20-year-old Illinois man has pleaded guilty to running multiple DDoS-for-hire services that launched millions of attacks over several years. But Usatyuk’s involvement in the DDoS-for-hire space very much predates that period. Booter Master ” — was heavily involved in helping to launch crippling DDoS attacks.

DDOS 209

DDOS Computers and Electronics Internet Internet 209

eSecurity Planet

OCTOBER 25, 2022

A distributed denial-of-service (DDoS) attack is a type of cyberattack in which multiple compromised systems are used to target a single system, usually with the goal of overwhelming its resources and making it unavailable to its users. See also: How to Stop DDoS Attacks: Prevention & Response. terabits per second.

DDOS 126

DDOS Firewall Software Government 126

CyberSecurity Insiders

MAY 5, 2021

A distributed denial of service attack has reportedly disrupted the internet services connecting to most parts of Belgium shutting down the much needed web services to Parliament, Universities and some Scientific Institutes. The post DDoS Attack on Belgium Parliament and Universities appeared first on Cybersecurity Insiders.

DDOS 109

DDOS Internet Internet Cyber Attacks 109

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. , hours of network downtime.

DDOS 110

DDOS Computers and Electronics Advertising Internet 110

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.

DDOS 111

DDOS Advertising Internet Internet 111

eSecurity Planet

OCTOBER 10, 2022

A series of distributed denial of service ( DDoS ) attacks today briefly took down the websites of over a dozen U.S. See the DDoS Protection Service Providers. Killnet has been launching similar DDoS attacks for months, targeting everything from Romanian government websites to Lithuania’s Secure Data Transfer Network.

DDOS 115

DDOS CISO Cloud Migration Internet 115

Security Affairs

OCTOBER 13, 2024

Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. CISA adds Windows and Qualcomm bugs to its Known Exploited Vulnerabilities catalog Three new Ivanti CSA zero-day actively exploited in attacks Ukrainian national pleads guilty in U.S.

Data breaches 116

Data breaches Cryptocurrency Artificial Intelligence Cybercrime 116

Malwarebytes

JUNE 20, 2022

Charles, Illinois, has been sentenced to two years in prison for running websites that provide powerful distributed denial-of-service (DDoS) attacks against internet users and websites. This sentencing resulted in the seizure of his websites, making the internet a little safer from DDoS attacks.

DDOS 97

DDOS Internet Internet Government 97

SecureWorld News

AUGUST 3, 2022

A few of the Taiwan government's websites were targeted with DDoS (distributed denial-of-service) attacks this week, during the same time that U.S. Security researchers consider DDoS attacks to be relatively minor compared to other types of cyberattacks, as they are easy to execute and don't leave too much lasting damage.

DDOS 98

DDOS Government Internet Internet 98

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.

DDOS 109

DDOS Advertising Cybercrime Cyber Attacks 109

Krebs on Security

OCTOBER 26, 2018

million in restitution for repeatedly using Mirai to take down Internet services at Rutgers University , his former alma mater. At the time, Jha was president and co-founder of ProTraf Solutions , a DDoS mitigation firm that provided just such a service. Paras Jha, in an undated photo from his former LinkedIn profile.

DDOS 214

DDOS Government Malware Internet 214

Malwarebytes

JUNE 15, 2022

Last week, Cloudflare blocked the largest HTTPS DDoS attack on record. The previous record for a HTTPS DDoS attack was 15.3 DDoS over HTTPS. DDoS stands for Distributed Denial of Service. DDoS attacks have been growing considerably in number and scale over the past years. million rps. The attack.

DDOS 96

DDOS IoT Internet Internet 96

Krebs on Security

FEBRUARY 4, 2020

A Pennsylvania man who operated one of the Internet’s longest-running online attack-for-hire or “booter” services was sentenced to five years probation today. ” The government suggested a lenient sentence considering the defendant’s ongoing health complications, which include liver failure.

Internet 327

Internet Internet Government Accountability 327

Krebs on Security

DECEMBER 20, 2018

The seizure notice appearing on the homepage this week of more than a dozen popular “booter” or “stresser” DDoS-for-hire Web sites. ” For one thing, the booter services targeted in this takedown advertised the ability to “resolve” or determine the true Internet address of a target. netstress[.]org.

DNS 228

DNS Computers and Electronics Government Internet 228

Security Affairs

MAY 9, 2023

DoJ announced the seizure of 13 new domains associated with DDoS-for-hire platforms as part of Operation PowerOFF. Justice Department announced the seizure of 13 domains linked to DDoS-for-hire services as part of a coordinated international law enforcement effort known as Operation PowerOFF. com, ragebooter(.)com, com, downthem(.)org

DDOS 98

DDOS Internet Internet Hacking 98

Security Affairs

DECEMBER 15, 2022

Department of Justice (DoJ) seized forty-eight domains that offered DDoS-for-Hire Service Platforms to crooks. Department of Justice (DoJ) this week announced the seizure of 48 domains associated with the DDoS-for-Hire Service platforms (aka Booter services) used by threat actors. SecurityAffairs – hacking, DDoS). cyberstress.us

DDOS 98

DDOS Internet Internet Education 98

Security Affairs

JUNE 30, 2022

Norway’s National Security Authority (NSM) confirmed that a DDoS attack took down some of the country’s most important websites. Similar attacks recently targeted the Lithuanian government , Italian organizations and government websites, and Romania for providing support to Ukraine.

DDOS 100

DDOS Government Cyber Attacks Hacking 100

Malwarebytes

FEBRUARY 10, 2023

At the end of January, the Health Sector Cybersecurity Coordination Center warned that the KillNet group is actively targeting the US healthcare sector with distributed denial-of-service (DDoS) attacks. The Cybersecurity and Infrastructure Security Agency (CISA) says it helped dozens of hospitals respond to these DDoS incidents.

DDOS 93

DDOS Healthcare Computers and Electronics Government 93

Krebs on Security

FEBRUARY 13, 2019

Vaughn is alleged to have been a key member of the Apophis Squad , a gang of ne’er-do-wells who made bomb threats against thousands of schools and launched distributed denial-of-service (DDoS) attacks against Web sites — including KrebsOnSecurity on multiple occasions. The DDoS-for-hire service run by Apophis Squad listed their members.

Hacking 246

Hacking DDOS Government Accountability 246

Krebs on Security

MARCH 4, 2021

In two of the intrusions, the attackers made off with the forums’ user databases, including email and Internet addresses and hashed passwords. Some forum lurkers have speculated that these recent compromises feel like the work of some government spy agency. “Our [bitcoin] wallet has been cracked.

Cybercrime 364

Cybercrime Hacking Passwords Accountability 364

Security Affairs

AUGUST 19, 2022

Undersecretary for Digital Transformation Luukas Ilves announced that Estonia was hit by the most extensive wave of DDoS attacks it has faced since 2007. The DDoS attacks targeted both public institutions and the private sector. Attempted DDoS attacks targeted both public institutions and the private sector. (1/4)

DDOS 141

DDOS Computers and Electronics Digital transformation Government 141