Can you listen to cell phone calls with a scanner? Can someone listen to your cell phone calls with a scanner? Depending on who you are, I have good news and bad news.
Can you listen to cell phone calls with a scanner?
security
Patch management best practices
If you’re looking for the least popular people in any given company, the people who push patches probably rank high on that list. I pushed patches for a living for nearly a decade, so I know. I was good at it though. Let’s talk about patch management best practices.
Merge CSV files with header in Windows, OS X and Linux
I do a lot of work with CSV files, sometimes very large CSV files, for a living. And sometimes it’s not practical, or possible, to do what I need to do entirely in Excel. Merging files is an example. So here’s how to merge CSV files on various platforms from a command line so you can get it done quickly and efficiently.
Nessus false positives
Dealing with false positives is a fact of life for a vulnerability analyst. So here are some tips for investigating and dealing with Nessus false positives from a system administrator turned vulnerability analyst. Read more
How secure is Chrome?
How secure is Chrome? While IT professionals may be divided on it, most security professionals I know prefer and recommend it. There are a number of good reasons for that.
PIF file type meaning
When it comes to file types you should never trust, PIF belongs high on the list. PIF used to be an important file type, but it’s largely obsolete today. But if you’re curious, here’s the PIF file type meaning.
Get ready for a trip down computing history lane. But this once-important file format is risky today. In all honesty, it’s largely outlived its usefulness in most instances.
Are PDF files safe to open?
Are PDF files safe to open? It depends. Don’t you hate when security people say things like that?
There are risks involved with PDF files, but you probably also can’t avoid PDFs entirely. So here’s what you can do to work with PDF files safely.
Cyber security and cryptography
Cryptography is one of the more difficult concepts to master when studying for a certification like CISSP. I know from my own experience it’s really easy to let the details overwhelm you. After seeing an acquaintance’s Linkedin post, I thought I’d write about cyber security and cryptography and what you really need to know.
Let me start with one thing. I have never, ever had to encode or decode anything by hand. I’m very confident I can stay employed another 20 years in the cyber security field and never have to do the math myself.
CISSP vs CEH
CISSP and CEH are two of the most common computer security certifications you’ll see in security program job descriptions. If you want to advance your career by becoming a certified professional, you might consider each of them. Here’s my experience of CISSP vs CEH.
Vulnerability assessment vs pentest: What’s the difference?
You can expect any midlevel or higher security certification test to require you to compare and contrast a vulnerability assessment vs pentest. The difference is important. But since I still see people confusing the two, let me explain them.
I conduct vulnerability assessments for a living. I’ve done some light pentesting in the past, but I’m happier doing assessments. I don’t want to be a penetration tester. That seems strange to some people. Maybe that gives me a good perspective to compare and contrast the two, because both have their uses. But they aren’t interchangeable.