Another Breach of Data Stored In The Cloud. Please stop.

I have a love-hate relationship with ”the cloud”. I love how easy it is to create services, easily access software and data, and I love the easy sharing of data. But I seriously hate how easy it is to unintentionally expose data that should remain confidential. In April of this year, the Telegraph reported on […]
Read More ›

Fraudsters Use Padlocks, Too: More on Certificate Use and Abuse

A couple of months I wrote here about HTTPS and website security from a user standpoint. I need to add to that because bad guys can also use the digital certificates that make browsers show green padlocks or avoid notices about unencrypted sites. The issue here is that the certificate that lets a site use […]
Read More ›

GDPR: What You Need to Know and Do

GDPR or the General Data Protection Regulation takes effect next May. It’s an EU regulation. However, everyone must comply with it or else suffer heavy financial penalties and risk criminal prosecution. What Is GDPR? Simply put, the GDPR requires strong protection of personal privacy of people in the EU. Violations can lead to crippling fines, […]
Read More ›

Cyber Security Requires Cautious Logic

If we don’t carefully distinguish between necessary and sufficient when we are analyzing information assurance systems, we may become dangerously confident in a system that is actually quite weak. This Isn’t A New Problem Cryptography enthusiast Edgar Allan Poe wrote, in “A Few Words On Secret Writing” in Graham’s Magazine in July 1841: “Few persons […]
Read More ›

An Introduction: Using CrypTool to Show How Ciphers Work

In Learning Tree’s System and Network Security Introduction, we use a tool called CrypTool. It is a fun tool for illustrating the operation of ciphers, hashes, digital signatures and the like. This week, I’ll start with a demonstration of some basic encrypting and decrypting and in the future, I’ll discuss other features. In the examples […]
Read More ›

Type to search blog.learningtree.com

Do you mean "" ?

Sorry, no results were found for your query.

Please check your spelling and try your search again.