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.

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Security Affairs

APRIL 25, 2023

A flaw in the Service Location Protocol (SLP), tracked as CVE-2023-29552, can allow to carry out powerful DDoS attacks. impacting the Service Location Protocol ( SLP ) can be exploited by threat actors to conduct powerful volumetric DDoS attacks. A high-severity security vulnerability (CVE-2023-29552, CVSS score: 8.6)

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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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SiteLock

AUGUST 27, 2021

A web application firewall — also known as a WAF — is basically a website’s gatekeeper. You may think that your small business’s website doesn’t receive enough traffic to necessitate a gatekeeper, but consider this: More than 60% of all internet traffic is made up of bots. What Do Web Application Firewalls Protect Against?

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Krebs on Security

MARCH 20, 2020

In February, hardware maker Zyxel fixed a zero-day vulnerability in its routers and VPN firewall products after KrebsOnSecurity told the company the flaw was being abused by attackers to break into devices. For those devices, Zyxel’s advice was not to leave them connected to the Internet. Image: Palo Alto Networks.

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eSecurity Planet

NOVEMBER 10, 2023

Since a majority of business IT traffic now accesses or passes through the internet, DNS plays an increasingly important — and vulnerable — role. The DNS protocol was designed for use within a firewall on a secure network, and by default will communicate in plain text. . —

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Security Affairs

OCTOBER 10, 2019

A vulnerability in Sophos Cyberoam firewalls could be exploited by an attacker to gain access to a target’s internal network without authentication. Sophos addressed a vulnerability in its Cyberoam firewalls that could be exploited by an attacker to gain access to a company’s internal network without providing a password.

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eSecurity Planet

MAY 6, 2021

Web application firewalls (WAFs) are a critical component for robust application security. At the same time, WAF technology is increasingly a part of more comprehensive security solutions like next-generation firewalls (NGFW), unified threat management (UTM), and more. Best Web Application Firewalls (WAFs). Amazon Web Services.

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Firewall DDOS Marketing Technology 52

SecureWorld News

JULY 30, 2020

For the Federal Bureau of Investigations (FBI), this was the final straw that led to a new warning about 'more destructive' DDoS attacks. FBI warning addresses DDoS amplification attacks. In a recent Private Industry Notification , the FBI warned businesses to watch out for DDoS amplification.

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SiteLock

AUGUST 27, 2021

Continuing our #AskSecPro DDoS series where we last discussed Application Layer Attacks , today we’ll focus on some of the most popular protocol-based DDoS attacks we’ve seen hit our customers’ web application firewall , SiteLock TrueShield™ , over the years. Protocol-Based DDoS Attacks.

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Security Affairs

OCTOBER 17, 2018

million servers running the RPCBIND service from being used in amplified DDoS attacks. The exploitation of this vulnerability could cause major problems on the Internet. million servers running RPCBIND on the Internet. Securi ty Affairs – Oracle, DDoS). Oracle has just released a security update to prevent 2.3

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SiteLock

AUGUST 27, 2021

You may have heard the acronym DDoS before, but what is it and how can a DDoS attack impact your website? In a DDoS attack, cybercriminals use hacked networks to flood internet servers with traffic, sending more requests than the server can handle. How to Tell if a Site Is Under a DDoS Attack.

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SiteLock

AUGUST 27, 2021

Bots represent over 60 percent of all website traffic, meaning there are potentially more Internet bots than humans frequenting your site. Bad bots represent 35 percent of all bot traffic and perform malicious tasks, like DDoS attacks. Web Application Firewall (WAF). There are essentially two types of bots, “good” and “bad.”

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Notice Bored

AUGUST 27, 2020

Under assault from a sustained DDoS attack, its web servers have crumpled and fallen in an untidy heap again today, the fourth day of embarrassing and costly disruption. DDoS attacks are generally not sophisticated hacks but crude overloads caused by sending vast volumes of data to overwhelm the servers.

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SiteLock

AUGUST 27, 2021

In our last #AskSecPro article we discussed the differences between a DoS and a DDoS attack. Now that we understand what a DDoS attack is in concept, let’s learn a little more about the mechanisms involved in these attacks. Application Layer DDoS Attacks. This DDoS vector accounts for about 20 percent of all DDoS attacks.

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Malwarebytes

MAY 25, 2022

Since Linux is deployed on many IoT (Internet of Things) devices and cloud infrastructures, we are likely to see DDoS (distributed denial-of-system) attacks from botnets that have compromised such devices. Microsoft said that XorDDoS continues to home on Linux-based systems, demonstrating a significant pivot in malware targets.

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Security Affairs

DECEMBER 5, 2019

China is accused to have used the “Great Cannon” DDoS tool to launch attacks against LIHKG , a forum used by Hong Kong residents to organize protests. The last time the Great Cannon was used by the Chinese authorities was in 2017 when it was involved in DDoS attacks on the Mingjingnews.com site, a US-based Chinese media outlet.

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Security Affairs

FEBRUARY 3, 2020

L inear eMerge E3 smart building access systems designed by N ortek Security & Control (NSC) are affected by a severe vulnerability (CVE-2019-7256) that has yet to be fixed and attackers are actively scanning the internet for vulnerable devices. Passwords can be found in p roduct documentation and compiled lists available on the Internet.”

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SiteLock

AUGUST 27, 2021

If businesses are to survive the growing threat of DDoS (Distributed Denial of Service) attacks, then DDoS protection must evolve quickly and respond even faster. Hackers have no shortage of options when it comes to launching DDoS attacks. DDoS attacks fundamentally require unprotected computers to launch their attacks.

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eSecurity Planet

FEBRUARY 21, 2024

A circuit-level gateway (CLG) is a firewall feature that acts as a proxy and filters packets based on session information. It works at the session layer of the open systems interconnection (OSI) model and between the application and transport layers of the Transmission Control Protocol/Internet Protocol (TCP/IP) model.

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Malwarebytes

MAY 15, 2023

Infected devices are used to propagate the botnet malware to other devices and are used in DDoS attacks. To avoid detection and to bypass firewalls, the botnet uses the SOCKS proxying protocol. SOCKS is an Internet protocol that exchanges network packets between a client and server through a proxy server.

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Malwarebytes

FEBRUARY 24, 2022

According to WatchGuard , Cyclops Blink may have affected approximately 1% of active firewall appliances, which are devices mainly used by business customers. Cyclops Blink has been found in WatchGuard’s firewall devices since at least June 2019. Internet access to the management interface of any device is a security risk.

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Security Affairs

SEPTEMBER 14, 2021

Last week, the Russian Internet giant Yandex has been targeting by the largest DDoS attack in the history of Runet, the Russian Internet designed to be independent of the world wide web and ensure the resilience of the country to an internet shutdown. The DDoS attack was launched by a new DDoS botnet tracked as M?ris

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SiteLock

AUGUST 27, 2021

This means that the majority of your website traffic could be coming from Internet bots, rather than humans. A bot is a software application that runs automated tasks over the Internet. Bad bots perform malicious tasks such as, DDoS attacks, website scraping and comment spam. Botnets and DDoS Attacks. What’s the harm?

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DDOS Firewall Engineering Internet 98

Security Affairs

DECEMBER 11, 2022

Samsung S22 hacked Sophos fixed a critical flaw in its Sophos Firewall version 19.5

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Security Affairs

JUNE 17, 2023

Every week the best security articles from Security Affairs are free for you in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. Margaret’s Health is the first hospital to cite a cyberattack as a reason for its closure A database containing data of +8.9

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Security Affairs

JUNE 20, 2023

Researchers warn of an ongoing Tsunami DDoS botnet campaign targeting inadequately protected Linux SSH servers. Researchers from AhnLab Security Emergency response Center (ASEC) have uncovered an ongoing hacking campaign, aimed at poorly protected Linux SSH servers, to install the Tsunami DDoS botnet (aka Kaiten).

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eSecurity Planet

APRIL 15, 2024

You can strengthen your cybersecurity defenses by using reliable antivirus software, firewalls, intrusion detection systems, and virtual private networks (VPNs). These issues affect over 91,000 exposed machines, putting them at risk of DDoS assaults, account theft, and malware infestations.

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The Last Watchdog

SEPTEMBER 10, 2019

Hear about the smart toaster that got attacked three times within an hour after its IP address first appeared on the Internet? The business equivalent of the toaster probe might well be two categories of automated attacks: Distributed Denial of Service ( DDoS ) attacks and SQL injection ( SQLi ) hacks. I’ll keep watching and reporting.

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CyberSecurity Insiders

MAY 28, 2023

Network Security: Study network protocols, such as TCP/IP, and analyze common network attacks like DDoS, phishing, and man-in-the-middle attacks. Research network security mechanisms, such as firewalls, intrusion detection systems (IDS), and virtual private networks (VPNs).

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Security Affairs

JUNE 19, 2023

Evidence collected by Cado suggests the deployment of a botnet having DDoS capabilities. “Executables written in Golang tend to be dedicated to scanning, brute-forcing and propagation, and a fork of the zmap internet scanning utility has often been observed.” ” concludes the report.

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eSecurity Planet

OCTOBER 11, 2023

Microsoft’s Patch Tuesday for October 2023 covers a total of 103 CVEs, including three zero-day vulnerabilities affecting WordPad, Skype and the HTTP/2 “ Rapid Reset ” DDoS vulnerability. Just because your Exchange Server doesn’t have internet-facing authentication doesn’t mean it’s protected.”

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DDOS Engineering Authentication Social Engineering 109

Security Affairs

APRIL 3, 2022

Sophos Firewall affected by a critical authentication bypass flaw Mar 20- Mar 26 Ukraine – Russia the silent cyber conflict Security Affairs newsletter Round 358 by Pierluigi Paganini Western Digital addressed a critical bug in My Cloud OS 5 CISA adds 66 new flaws to the Known Exploited Vulnerabilities Catalog. And how to prevent it?

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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.

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DDOS DNS Firewall Internet 145

Malwarebytes

JUNE 8, 2022

There are dozens of Linux malware families out there today threatening SMBs with anything from ransomware to DDoS attacks. In a perfect world, the firewalls of our servers would only allow web traffic in from trusted ports. But unfortunately, there’s more to Linux security than just leaning back in your chair and sipping piña coladas.

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SiteLock

AUGUST 27, 2021

With cyberthreats increasing in variety, protecting your website is no longer about installing a basic firewall. To help you start your own deployment, below are three non-firewall add-ons that you should have in order to develop a comprehensive website security plan. DDoS Attack Protection. DDoS Attack Protection.

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Security Affairs

SEPTEMBER 25, 2022

builder Over 39K unauthenticated Redis services on the internet targeted in cryptocurrency campaign Hackers stole $160 Million from Crypto market maker Wintermute U.S. gov adds more Chinese Telecom firms to the Covered List Imperva blocked a record DDoS attack with 25.3

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