article thumbnail

3 ways DNS filtering can save SMBs from cyberattacks

Malwarebytes

That’s where DNS filtering comes in. But first, DNS in a nutshell. So normally, every time your customer types in your web address, their computer makes a request to a DNS server. The DNS server, in turn, tells the computer where to go. But which web-based cyberthreats in particular does DNS filtering stop, you ask?

DNS 83
article thumbnail

These are the sources of DDoS attacks against Russia, local NCCC warns

Security Affairs

Russian government released a list containing IP addresses and domains behind DDoS attacks that hit Russian infrastructure after the invasion. SecurityAffairs – hacking, DDoS). The post These are the sources of DDoS attacks against Russia, local NCCC warns appeared first on Security Affairs. Pierluigi Paganini.

DDOS 93
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

How To Tell If You’ve Been DDoSed: 5 Signs of a DDoS Attack

eSecurity Planet

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.

DDOS 96
article thumbnail

FBI warns cyber actors abusing protocols as new DDoS attack vectors

Security Affairs

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.

DDOS 112
article thumbnail

Overview of IoT threats in 2023

SecureList

Attack vectors There are two main IoT infection routes: brute-forcing weak passwords and exploiting vulnerabilities in network services. A successful password cracking enables hackers to execute arbitrary commands on a device and inject malware. Unfortunately, users tend to leave these passwords unchanged. Our advantages: 1.

IoT 86
article thumbnail

Massive increase in XorDDoS Linux malware in last six months

Malwarebytes

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.

Malware 135
article thumbnail

Fake Lawsuit Threat Exposes Privnote Phishing Sites

Krebs on Security

Throughout 2023, Tornote was hosted with the Russian provider DDoS-Guard , at the Internet address 186.2.163[.]216. A review of the passive DNS records tied to this address shows that apart from subdomains dedicated to tornote[.]io, io, the main other domain at this address was hkleaks[.]ml. com , meternask[.]com com , and rnetamask[.]com.

Phishing 213