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Researcher Reveals New Techniques to Bypass Cloudflare's Firewall and DDoS Protection

The Hacker News

Firewall and distributed denial-of-service (DDoS) attack prevention mechanisms in Cloudflare can be circumvented by exploiting gaps in cross-tenant security controls, defeating the very purpose of these safeguards, it has emerged.

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DDoS Attacks Skyrocket, Kaspersky Researchers Say

eSecurity Planet

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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Experts analyzed attacks against poorly managed Linux SSH servers

Security Affairs

Researchers warn of attacks against poorly managed Linux SSH servers that mainly aim at installing DDoS bot and CoinMiner. Researchers at AhnLab Security Emergency Response Center (ASEC) are warning about attacks targeting poorly managed Linux SSH servers, primarily focused on installing DDoS bots and CoinMiners.

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SLP flaw allows DDoS attacks with an amplification factor as high as 2200 times

Security Affairs

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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Ask a Security Professional: Firewall Series – Part Three: Stateless vs Stateful

SiteLock

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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Ask a Security Professional: DDoS Attacks — Part Two: Application Layer Attacks

SiteLock

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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How to Protect Your Website From DDoS

SiteLock

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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