CSO Magazine

NOVEMBER 29, 2021

Many cybersecurity companies rely on devices such as firewalls, virtual private networks (VPNs), load balancers, and other edge devices to protect enterprise networks from distributed denial-of-service (DDoS) attacks. But the reality is that such devices contain “state” information that’s used for routing and traffic management.

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CyberSecurity Insiders

APRIL 9, 2023

A DDoS (Distributed Denial of Service) attack is a common form of cyber attack that aims to disrupt the normal functioning of a network by overwhelming it with traffic. Detecting a DDoS Attack: The first step in responding to a DDoS attack is to detect it. Some common signs of a DDoS attack include: 1.)

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DDOS Cyber Attacks Firewall Risk 118

Tech Republic Security

JULY 18, 2023

Request a demo of an Array web application firewall to learn how you can protect your business from DDoS & zero-day attacks.

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eSecurity Planet

MAY 15, 2023

Gone are the days when you could get away with doing nothing to prepare for DDoS attacks. With the cost of DDoS attacks falling and their frequency and sophistication growing, even organizations that think their profile is too low to worry about DDoS can still become victims.

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Dark Reading

AUGUST 24, 2022

The bug tracked as CVE-2022-0028 allows attackers to hijack firewalls without authentication, in order to mount DDoS hits on their targets of choice.

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eSecurity Planet

JULY 7, 2023

Mention the acronym DDoS to a web admin and they’ll likely break out in a cold sweat. DDoS, or Distributed Denial of Service attacks, are some of the most malicious and difficult-to-stop network attacks that can be launched against a website or any other DDoS-susceptible service, such as a SaaS platform.

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CyberSecurity Insiders

MAY 1, 2022

All these days we have been discussing Distributed Denial of Service attacks aka Ddos attacks and the massive amounts of fake traffic they create to network disruptions in corporate and government networks. But Yo-Yo DDoS Attack is different and seems to be an innovative way to attack public cloud infrastructures.

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CSO Magazine

NOVEMBER 5, 2021

Firewalls are critical, but they are not enough to protect you from Distributed Denial of Service (DDoS) attacks. You need a stateless DDoS solution like NETSCOUT Arbor Edge Defense. In fact, they are the main target of state exhaustion attacks. Learn more here. To read this article in full, please click here

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Security Affairs

JULY 22, 2023

Researchers warn of several DDoS botnets exploiting a critical flaw tracked as CVE-2023-28771 in Zyxel devices. Fortinet FortiGuard Labs researchers warned of multiple DDoS botnets exploiting a vulnerability impacting multiple Zyxel firewalls. Mirai botnets are frequently used to conduct DDoS attacks.”

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The Hacker News

MARCH 2, 2022

Distributed denial-of-service (DDoS) attacks leveraging a new amplification technique called TCP Middlebox Reflection have been detected for the first time in the wild, six months after the novel attack mechanism was presented in theory.

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eSecurity Planet

NOVEMBER 11, 2021

Distributed denial of service (DDoS) attacks soared in the third quarter, giving organizations yet another cyber threat to worry about. Even the slowest days saw 500 DDoS attacks; the busiest day, Aug. Also read: How to Stop DDoS Attacks: 6 Tips for Fighting DDoS Attacks. DDoS Attackers Target Middleboxes, UDP.

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Security Affairs

JUNE 18, 2023

A collective known as Anonymous Sudan (aka Storm-1359) claimed responsibility for the DDoS attacks that hit the company’s services. Threat actors relied on access to multiple virtual private servers (VPS) in conjunction with rented cloud infrastructure, open proxies, and DDoS tools. ” states SpiderLabs. .”

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Security Affairs

JUNE 1, 2023

Threat actors are actively exploiting a command injection flaw, tracked as CVE-2023-28771, in Zyxel firewalls to install malware. Threat actors are actively attempting to exploit a command injection vulnerability, tracked as CVE-2023-28771 , that impacts Zyxel firewalls. in its firewall devices.

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SiteLock

AUGUST 27, 2021

In a matter of minutes, a distributed denial-of-service — or DDoS — attack can bring your website traffic to a grinding halt. DDoS attacks are growing in both size and frequency. Recovering from an DDoS attack like this could cost a small business hundreds of thousands of dollars. Why Is a DDoS Attack Destructive?

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SecureWorld News

JUNE 20, 2023

In a Friday blog post, Microsoft blamed a battery of service outages of its Azure, Outlook, and OneDrive platforms in early June on "access to multiple virtual private servers (VPS) in conjunction with rented cloud infrastructure, open proxies, and DDoS tools." It also provides Layer 7 DDoS protection tips. Air Force (Ret.),

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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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CSO Magazine

APRIL 26, 2023

Content delivery network (CDN) and cloud security services provider Akamai Technologies has added a network cloud firewall capability to its cloud-based DDoS platform, Akamai Prolexic.

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Firewall DDOS Marketing Internet 63

Security Boulevard

NOVEMBER 7, 2022

The post Ukraine’s Response to Cyber Threats a Model in DDoS Prevention appeared first on Radware Blog. The post Ukraine’s Response to Cyber Threats a Model in DDoS Prevention appeared first on Security Boulevard. Even threat actors have taken sides.

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Security Affairs

AUGUST 21, 2022

Threat actors compromise WordPress sites to display fake Cloudflare DDoS protection pages to distribute malware. DDoS Protection pages are associated with browser checks performed by WAF/CDN services which verify if the site visitor is a human or a bot. The file poses as a tool required to bypass the DDoS verification.

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SiteLock

AUGUST 27, 2021

DDoS attacks are a common cyberthreat that can cost you thousands and take down your website. The good news: DDoS attacks are easily prevented with a web application firewall (WAF). What is a DDoS attack? Website downtime can cost as much as $427 per minute , and DDoS attacks cost an average of $120,000.

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SiteLock

AUGUST 27, 2021

A web application firewall — also known as a WAF — is basically a website’s gatekeeper. And a web application firewall is your first line of defense to ward off attackers. What Do Web Application Firewalls Protect Against? Web application firewalls are key for effective cybersecurity. Why Are Small Businesses a Target?

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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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eSecurity Planet

FEBRUARY 14, 2024

Stateful inspection is a firewall feature that filters data packets based on the context of previous data packets. For example, a firewall performing stateful inspection may be tracking an active FTP transfer with the FTP server and show a network laptop in a Listen or Closed status. Stateless protocols (UDP, HTTP, etc.)

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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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SiteLock

AUGUST 27, 2021

In Part Three of our firewall series, we’re drilling down into some of the mechanisms used in firewalls, namely the progression from stateless to stateful packet filtering. Traffic conforming to the firewall’s security policy is allowed to proceed, while traffic not meeting the policy (e.g. a malicious attempt) is blocked.

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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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The Hacker News

MAY 31, 2023

Tracked as CVE-2023-28771 (CVSS score: 9.8), the issue relates to a command injection flaw impacting different firewall models that could enable an unauthenticated attacker

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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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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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eSecurity Planet

FEBRUARY 13, 2024

Packet filtering is a firewall feature that allows or drops data packets based on simple, pre-defined rules regarding IP addresses, ports, or protocols. Once a type of firewall, packet filtering now provides a fundamental feature of nearly all firewalls and some network equipment (routers, smart switches, etc.).

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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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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. How to Respond to DDoS.

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SiteLock

AUGUST 27, 2021

Bad bots represent 35 percent of all bot traffic and perform malicious tasks, like DDoS attacks. Check out our latest video to learn how SiteLock ® TrueShield ™ web application firewall (WAF) and SiteLock ® TrueSpeed ™ content delivery network (CDN) can help protect and improve your business. Web Application Firewall (WAF).

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eSecurity Planet

NOVEMBER 10, 2023

The DNS protocol was designed for use within a firewall on a secure network, and by default will communicate in plain text. A modern computing environment includes branch offices, remote workers, and mobile devices that must reach DNS servers from outside the firewall.

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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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The Hacker News

AUGUST 16, 2021

Weaknesses in the implementation of TCP protocol in middleboxes and censorship infrastructure could be weaponized as a vector to stage reflected denial of service (DoS) amplification attacks, surpassing many of the existing UDP-based amplification factors to date.

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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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