Yanek Korff
Chief Operating Officer
Yanek Korff is co-founder and COO at Expel. That means if anything looks like it might be about to catch fire, Yanek walks towards it. With nearly 20 years in IT and InfoSec, he previously led Mandiant's managed services and served as CTO of FireEye as a Service. He also previously managed AOL's security infrastructure. He holds degrees from William & Mary and UVA, and authored "Mastering FreeBSD and OpenBSD Security."
Posts by Yanek Korff
MDR | 7 min read
Transparency in MDR: three use casesTransparency influences everything we do at Expel. Here's why it's a beneficial strategy for your business.
SOC | 8 min read
How much does it cost to build a 24×7 SOC?Not all 24x7 SOCs are created equal. Here we outline four possible security operations centers and an estimate of your costs.
Company news | 2 min read
A message from Expel’s co-foundersOur business is growing, but market shifts mean making difficult changes. We're restructuring our team and must sadly part ways with some.
Expel culture | 5 min read
The Zen of cybersecurity cultureCybersecurity Awareness Month is here. Learn why security dos and don'ts must become habits you do without thinking to truly stay safe.
Company news | 4 min read
More good news in still unusual timesExpel hits a $1 billion valuation! Read what our founders say about this exciting Series E funding round, led by CapitalG, and what’s next.
MDR | 8 min read
Why don’t you integrate with [foo]?Why don't we integrate with ALL your tech? Our COO explains why sometimes it doesn't make sense and what our integration strategy means.
Company news | 3 min read
Good news in unusual timesWe’re thrilled and humbled to be taking on a new round of funding, this time led by CapitalG.
Expel culture | 10 min read
It’s time to drive a rising tideCybersecurity fundamentals keep us safe, but how do you get people to adopt them? Our COO Yanek Korff shares some key ideas.
MDR | 8 min read
The top five pitfalls to avoid when implementing SOARSOAR isn’t really about “orchestration and response.” It’s an engineering problem at its core. Here’s why.
Company news | 4 min read
Judgment, relationships and gratitudeWe secured a new round of funding! Get a look at where we’ve been, what we’ve learned, and where we’re going on this exciting journey.
Expel culture | 5 min read
How to get your resume noticed at Expel (or anywhere)Want the hiring manager here (or anywhere) to notice you? These resume pro tips will help you stand out from the pack.
MDR | 9 min read
12 ways to tell if your managed security provider won’t suck next yearWill your service quality improve over time? Our COO Yanek Korff shares tips for making sure you choose a service provider that will last.
MDR | 9 min read
12 revealing questions to ask when evaluating an MSSP or MDR vendorWe’ve heard lots of interesting Qs as prospective customers evaluate which MDR provider is right for them...here are the 12 you should be asking.
Expel culture | 9 min read
A beginner’s guide to getting started in cybersecurityOur list of five things you can do to take the first steps to an entry-level technical cybersecurity career and more.
Expel culture | 4 min read
Learning is fundamentalHow to make change to create a learning environment and "The Three Ways" to bring order to your Security Operations Center (SOC).
Expel culture | 3 min read
Recruit for team dauntlessA sample of questions posed in a recent interview, as we searched for the next member of our security team, and how to hire the fearlessly determined.
Expel culture | 3 min read
Mission matters: watch your signalsHere are four things you can start working on today to set the tone for security in your organization that will have a lasting impact on your team.
Expel culture | 2 min read
Don’t dam upstream: ways to build a feedback loopReview four approaches to strengthen your security operations feedback loop and ensure analysts can influence detection.
MDR | 3 min read
Get your security tools in order: seven tactics you should knowGet your work right. Learn seven things to consider to bring harmony to your security toolchain and get the equipment you need to succeed.
Expel culture | 3 min read
Five ways to keep your security nerds happyHiring and keeping good IT/security practitioners can be tough, so once you’ve got good talent you’ll need to work to keep them.
