Firewall penetration testing examines the firewall as a security control and identifies the weaknesses that allow unwanted traffic to reach internal systems.  It helps to make the network secure by ...

We may live in an increasingly digital world, but sometimes — love it or hate it — good old-fashioned pulp-based paper is still a necessity. No matter what type of work you do, you’re bound to ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Somer G. Anderson is CPA, doctor of ...

Scanning probe microscopy images a sample by scanning a physical probe just above the surface. A variety of different probes and detection modalities can be used to generate either a topological map ...

Need to scan family photos, piles of documents, or expense receipts? Our experts have tested the best options for every scanning scenario. Since 2004, I have worked on PCMag’s hardware team, covering ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...