Remove 2019 Remove DNS Remove Firewall Remove Information Security
article thumbnail

Muddling Meerkat, a mysterious DNS Operation involving China’s Great Firewall

Security Affairs

The China-linked threat actors Muddling Meerkat are manipulating DNS to probe networks globally since 2019. Infoblox researchers observed China-linked threat actors Muddling Meerkat using sophisticated DNS activities since 2019 to bypass traditional security measures and probe networks worldwide.

DNS 119
article thumbnail

Cyber Defense Magazine – September 2019 has arrived. Enjoy it!

Security Affairs

Cyber Defense Magazine September 2019 Edition has arrived. In addition, we’re shooting for 7x24x365 uptime as we continue to scale with improved Web App Firewalls, Content Deliver Networks (CDNs) around the Globe, Faster and More Secure DNS and CyberDefenseMagazineBackup.com up and running as an array of live mirror sites.

DNS 65
Insiders

Sign Up for our Newsletter

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

article thumbnail

Cyber Defense Magazine – August 2019 has arrived. Enjoy it!

Security Affairs

Cyber Defense Magazine August 2019 Edition has arrived. In addition, we’re shooting for 7x24x365 uptime as we continue to scale with improved Web App Firewalls, Content Deliver Networks (CDNs) around the Globe, Faster and More Secure DNS and CyberDefenseMagazineBackup.com up and running as an array of live mirror sites.

DNS 64
article thumbnail

Cyber Defense Magazine – July 2019 has arrived. Enjoy it!

Security Affairs

Cyber Defense Magazine July 2019 Edition has arrived. Cyber Defense Magazine July 2019 Edition has arrived. Tips, tricks, ideas, secrets and insider information on the best practices in cybersecurity. The post Cyber Defense Magazine – July 2019 has arrived. appeared first on Security Affairs.

DNS 66
article thumbnail

Black Hat USA 2021 Network Operations Center

Cisco Security

This requires a robust connection to the Internet (Lumen and Gigamon), firewall protection (Palo Alto Networks), segmented wireless network (Commscope Ruckus) and network full packet capture & forensics and SIEM (RSA NetWitness); with Cisco providing cloud-based security and intelligence support. From Russia With Love. urlscan.io.

DNS 144
article thumbnail

New Ttint IoT botnet exploits two zero-days in Tenda routers

Security Affairs

The experts are monitoring the Mirai-based botnet since November 2019 and observed it exploiting two Tenda router 0-day vulnerabilities to spread a Remote Access Trojan (RAT). ” When the botnet was first detected in 2019, experts noticed it was exploiting the Tenda zero-day flaw tracked as CVE-2020-10987.

IoT 137
article thumbnail

Critical zero-days discovered in VxWorks RTOS, billions of devices at risk

Security Affairs

A remote attacker can exploit the flaws to bypass networking and security devices powered with the OS. “As an example of this scenario, consider how such an attack can take over the SonicWall firewall, which runs on the impacted VxWorks OS.” ” Scenario 2 – Attacking from Outside the Network Bypassing Security.

Risk 71