0P3N Blog

Cybrary’s Open Blog is a user contributed cybersecurity knowledge base that brings together content highlighting the latest tools, exploits, technologies and insights in the industry.

Monday Mix: New Skillable Labs, Podcasts, and Challenges
By: Sara Faradji
December 8, 2022

Join us this week for an all-new challenge activity, pentester-themed podcast, and set of guided virtual labs. NEW WEEKLY CHALLENGE Can you find a needle in a haystack to determine unusual system behavior? Learn how to stop a threat actor from gaining persistence in an environment! Weekly Challenge: Malware in a Haystack NEW LABS Our newest Skillable labs are perfect for incident responders and IT ...

A Deep Dive into the Chief Information Security Officer (CISO) Role
By: Madison Vorbrich
November 3, 2022

Are you looking to transition into a Chief Information Security Officer (CISO) role but need help knowing where to begin? Or maybe you're not sure what a CISO does. A CISO is the leader of an organization’s security department and its team members. This is a leadership position in charge of selecting, supervising, and leading any initiatives related to an ...

Monday Mix: Thwarting Threats - Content so Good it's Scary
By: Tatianna Harris
October 31, 2022

Hi everyone! Since it's Halloween, and the official last day of Cybersecurity Awareness Month, we are happy to share some scary-good content that will empower you to advance your cybersecurity career! There is no better time for you to level up your skills and be cyber smart. New Courses Want to learn the basics of security automation with PowerShell? Eager to explore how ...

Monday Mix: Purple Teaming, MFA, and Cybersecurity Community Summit
By: Tatianna Harris
October 17, 2022

Hi everyone! To celebrate the third week of Cybersecurity Awareness Month, we are proud to release new content that keeps you informed about password safety, purple teaming fundamentals, incident response certification preparation, and more! Going LIVE in 2 days... We're launching our first virtual Cybersecurity Community Summit, and you're invited! Join us as we talk with the Melwood panel about diversity and inclusion ...

CTIG Coverage of October Patch Tuesday: Halloween Edition
October 12, 2022

Overview Microsoft has released the latest Patch Tuesday, and there were plenty of demons to exorcise. Particularly frightening were 15 critical bugs including two 0-days fixed, one of which was actively exploited in the wild. 85 total vulnerabilities were addressed, across at least 6 MS families. The most severe is CVE-2022-41033 which is a flaw in the Windows COM+ event ...

Monday Mix: The Future of Cybersecurity
By: Tatianna Harris
October 10, 2022

Hi everyone! We’re kicking off Cybersecurity Awareness Month with new content that prepares you to tackle the latest threats! Check out our Microsoft Azure exam prep course, a podcast assessing the state of cybersecurity, and new weekly challenges. 🎉 Course Update Cloud Architects, are you ready? The acclaimed Microsoft Certified Trainer, Seema Rahman, teaches essential best practices in her new AZ-305 Microsoft Azure ...

Monday Mix: Get Exam Ready Before 2023
By: Tatianna Harris
October 3, 2022

Hi everyone! It's October and that means Cybersecurity Awareness Month! We're spreading awareness with the latest addition to our CVE Series, a new weekly challenge, and updates to our certification preparation catalog. And, did we mention Kelly Handerhan is back? 🎉 New Courses You asked us for a new Certified Information Security Manager (CISM) course to reflect the 2022 exam update, and we ...

CTIG Coverage of Black Lotus Labs’ Chaos Malware Report
September 28, 2022

Overview Note: This blog post discusses active research by third parties into an ongoing threat. This information should be considered preliminary and will be updated as research continues. On September 28, 2022, the threat intelligence section of Lumen’s Black Lotus Labs posted research into a novel, multifunctional Go-based malware that attacks a remarkable array of architectures from Linux servers to Microsoft ...

Monday Mix: Fighting the Imposter Inside Us...
By: Sara Faradji
September 26, 2022

Hi everyone! It’s another great week for security defenders to train and upskill. Check out our latest weekly challenge, virtual labs, and podcast designed to empower you to be a cyber superhero! Free Events If you're starting out in cybersecurity or in the process of applying for a new position, tune in to this week's events to get the info you need to ...

Monday Mix: Can you identify suspicious PowerShell commands?
By: Sara Faradji
September 12, 2022

Hi everyone! It's officially football season in the U.S., and this week’s releases are designed to empower your defensive line! With our newest Threat Actor Campaign and Weekly Challenge, blue teamers can get ready to detect and analyze suspicious activity in scenario-based environments. New Courses Prevent the next Solar Winds-style supply-chain attack in our latest course campaign. These courses will help prepare you ...