Category: Online Safety

The Biggest Internet Attack In History Is Not Over (Yet)

This week on DIY Cyber Guy: Massive attack briefly shut down several popular sites, I’ll tell you what happened and why you need a little patience this week. Bottom line -News of the death of Internet is premature! Update on Intel, and why I…

Is Bitcoin Dead? The Small, Cold Truth.

Bitcoin. Crypto currencies. You probably know computers are involved with this stuff, and computers use electricity. Did you know that the computing power needed to process a Bitcoin transaction may get so large that the electricity cost could outpace any revenue? Actually, that has…

What NOT to Buy! Tech Products You Must Avoid

We have a great show today, mostly about what NOT to do! There are several manufacturers and providers, and HUNDREDS of products, that you need to avoid, including some big names

Spectre and Gwyneth Paltrow

Understanding the Spectre and Meltdown vulnerabilities is complicated, so we use an old Gwyneth Paltrow movie to help explain why this is happening.

What to do NOW to Avoid Massive Ransomware Attack

The biggest, most invasive, ransomware outbreak in history is underway.  It’s called WannaCry, and it has infected computers in at least 74 countries, primarily in Russia.  The Securelist cyber security website reported that there have been more than 45,000 attacks worldwide, but added, “It’s important to…

Security Flaw Found in Visa (But Not MasterCard)

A security vulnerability has been found in Visa Cards which does not exist in MasterCard. Basically, it involves the number of times you can try to process a transaction with an incorrect expiration date (or CVV).  Visa allows multiple attempts to process a transaction,…

How To Check if Your Android Is Infected With New Google Malware “Gooligan”

If you use an Android smartphone, you may have a new strain of malware that was discovered today by Checkpoint Security. It’s called “Gooligan” and it has infected approximately