I built a GPS that displays latitude and longitude on an LCD display with an Arduino. The project will also display the latitude, longitude and time on the serial monitor […]
8 LED Binary Counting Display – Arduino Project
I built an 8 LED display that counts in binary with an Arduino. Here are my results. There are many similar projects out there described in books and on the […]
Erasing drives for security
There are times when we want to erase all the data on a drive for security reasons, such as before we sell a computer we will want to be sure […]
ransomeware and WannaCry (WanaDecrypt0r, Wanna Decryptor)
Ransomeware holds your data for ransom by encrypting it then demanding a payment to unencrypt it. This is a crime. Here are my notes on the recent WannaCry (WannaDecrypt0r, Wanna Decryptor) ransomware.
False security alerts and 800 phone number scams active now
Recently I have seen two computers taken over by false security alerts and 800 phone number scams. Fortunately these two incidents were not destructive but they did require removing the scam settings to resume normal Internet web browsing.