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From the blog:
So you want to get your OSCP?
Should you get certified? Vello Security’s 2020 Guide to Certifications
Introduction I get asked a lot of questions about certifications, so this post and the video here serves as some of the guidance that give out for the newer people trying get a job or move up to a more senior position. There will be some great information for...
Get Certified!
Check out our certification resources! Click here to check out some tips and tricks for passing some of the best industry certifications out there. Currently, the following guides are available: Offensive Security Certified Professional Offensive Security Certified...
Carving shellcode using restrictive character sets
When you are developing exploits, there are times when you will come across restrictive character sets, which may limit the characters that you are able use in your shellcode. Fortunately, there are ways to overcome this restriction. You are probably familiar with the...
Simple x86 Assembly to shellcode script
Instead of running running the commands to dump shellcode from assembly code that I write, I made a very simple script to help speed it up a bit. This isn't anything fancy, but it works for me. Essentially what it does: -Compile assembly with nasm -Linking with ld...
x86 Assembly Short and Conditional Jump Cheat Sheet
Now that I've wrapped up Offensive Security's Cracking the Perimeter course and obtained my OSCE certification, I figured I'd start giving back to the community some of the stuff that helped me along the way. Two websites that I found particularly useful were: Using...
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US-CERT Alerts:
NSA Releases Guidance on Encrypted DNS in Enterprise Environments on January 15, 2021 at 9:00 pm
Original release date: January 15, 2021The National Security Agency (NSA) has released an information sheet with guidance on adopting encrypted Domain Name System (DNS) over Hypertext Transfer Protocol over Transport Layer Security (HTTPS), referred to as DNS over...
Apache Releases Security Advisory for Tomcat on January 15, 2021 at 3:43 pm
Original release date: January 15, 2021The Apache Software Foundation has released a security advisory to address a vulnerability affecting multiple versions of Apache Tomcat. An attacker could exploit this vulnerability to obtain sensitive information. CISA...
Cisco Releases Security Updates for Multiple Products on January 14, 2021 at 1:25 pm
Original release date: January 14, 2021Cisco has released security updates to address vulnerabilities in Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. For updates addressing lower severity...
Juniper Networks Releases Security Updates for Multiple Products on January 14, 2021 at 1:23 pm
Original release date: January 14, 2021Juniper Networks has released security updates to address vulnerabilities affecting multiple products. An attacker could exploit some of these vulnerabilities to cause take control of an affected system. CISA encourages users and...
RCE Vulnerability Affecting Microsoft Defender on January 14, 2021 at 1:30 pm
Original release date: January 14, 2021Microsoft has released a security advisory to address a remote code execution vulnerability, CVE-2021-1647, in Microsoft Defender. A remote attacker can exploit this vulnerability to take control of an affected system. This...
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