See Also
Target’s verified Twitter account hacked
Retailer Target’s Twitter account was hacked earlier today and is actively promoting a Bitcoin scam. Worse yet, they have taken control of the Target ad account and have paid for promoted tweets which are spreading quickly, with massive engagement: The tweets take victims to a website (not linked on purpose) which requests them to “confirm” […]
Opinion: Tether reserves to be tested during the market downturn [Jan 2018]
When both Bitcoin and altcoins are going down, it usually means cryptos are being traded for fiat currency. Right? Almost. There’s a curious cryptocurrency called Tether (USDT), which supposedly represents one coin for each US Dollar (USD) deposited in accounts in Asia. Right now Tether is one of the few currencies which gained value against […]
Understand asymmetric encryption – AKA public key cryptography
For thousands of years the art of encryption consisted in hiding one secret from the enemy. By gaining access to this secret the opponent could decode the message and, perhaps, future messages encoded using the same key. Many complicated secret encodings were created, like the Vigenère cipher where the secret alphabet would change among several […]
What is a “paper wallet”? Doesn’t sound very high tech!
Writing secrets on paper doesn’t sound very high tech but, as it turns out, it’s one of the most secure Bitcoin storage methods available! Why? Because printed paper is actually very durable. Documents printed on paper hundreds of years ago can be found in perfect reading condition to this day. Since ancient China, paper has […]