article thumbnail

Black Hat USA 2021 Network Operations Center

Cisco Security

Cisco Secure returned as a supporting partner of the Black Hat USA 2021 Network Operations Center (NOC) for the 5 th year ; joining conference producer Informa Tech and its other security partners. Threat hunting is a core mission of the Cisco Secure team, while monitoring the DNS activity for potentially malicious activity.

DNS 137
article thumbnail

Log4Shell Vulnerability is the Coal in our Stocking for 2021

McAfee

Overview: On December 9th, a vulnerability (CVE-2021-44228) was released on Twitter along with a POC on Github for the Apache Log4J logging library. The most popular lookup currently being seen in both PoCs and active exploitation is utilizing LDAP; however, other lookups such as RMI and DNS are also viable attack vectors.

DNS 125
Insiders

Sign Up for our Newsletter

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

article thumbnail

Threat Intelligence and Protections Update Log4Shell CVE-2021-44228

McAfee

CVE-2021-44228 – Apache Releases Log4j Version 2.15.0 A full technical analysis can be found here: McAfee Advanced Threat Research: Log4Shell Vulnerability is the Coal in our Stocking for 2021. KB95091: McAfee Enterprise coverage for Apache Log4j CVE-2021-44228 Remote Code Execution. Attack Chain and Defensive Architecture.

Malware 98
article thumbnail

New Mirai variant appears in the threat landscape

Security Affairs

The shell script downloads several Mirai binaries that were compiled for different architectures, then it executes these binaries one by one. “The attacks are still ongoing at the time of this writing. “The IoT realm remains an easily accessible target for attackers.

Wireless 125
article thumbnail

Security Innovator of the Year | Jeremy Brown, Trinity Cyber

SC Magazine

Jeremy Brown helped Trinity Cyber develop counter maneuvers for a DNS exploit requiring deep parsing of a certain kind of traffic, deploying it to all clients in less than two days. They developed a powerful new approach to intrusion prevention system as-a-service, delivered through a service edge architecture and patent-pending technology.

DNS 70
article thumbnail

Open Source Security: A Big Problem

eSecurity Planet

Robinsons also discussed OpenSSF’s reference architecture – see graphic below. Microsoft got plenty, including architecture-level vulnerabilities in Microsoft Exchange , along with significant flaws in Active Directory and Microsoft 365. AWS and DNS-as-a-Service providers got their time in the spotlight too.

Big data 143
article thumbnail

5 Ransomware Trends in 2021 All Businesses Need to Prep For

CyberSecurity Insiders

In 2021, we believe that it will take the #3 spot, overtaking user/employee errors. In 2021, we will not just be dealing with a growth in ransomware attacks, but also increased ransomware variants, extortion methods, and sophistication. Here, we listed the top 6 trends in ransomware to watch out for in 2021. #1: