Cyber Security

Posts I've written about Cyber Security. Subscribe to my newsletter to make sure you don't miss anything.
The crypto markets got hammered over fears that the FBI had recovered the ransom Colonial Pipeline paid in bitcoin (true), and, therefore, all crypto can be easily hacked (false). The FUD is still rampant, and the depth and breath of misinformation and misunderstanding about the hackability of cryptocurrency is profound. Continue Reading →
Mike Novogratz
Mike Novogratz has a good reason to believe that crypto is valuable. In March 2021, he revealed that cryptocurrencies made up nearly 85% ($4.8 billion) of his $5.65 billion net worth. But is crypto useful? Continue Reading →
Cybersecurity firm NortonLifeLock will add a cryptocurrency mining feature to its Norton 360 platform. The test group of customers will be able to mine ether (ETH), the second most popular cryptocurrency after bitcoin (BTC). Continue Reading →
Amazon Sidewalk
If you have an Alexa-enabled device or any Amazon device that is Amazon Sidewalk-capable, you are automatically opted in to sharing up to 80Kbps (capped at 500MB per month) of your WiFi network with Amazon and your neighbors. After I tell you how to opt-out, I'll tell you what it is and why Amazon thinks it's a good idea. If you want to use the service and lend part of your WiFi network to Jeff Bezos, you don't need to do anything. You are opted-in unless you do the following. Continue Reading →

Encrypting Your Crypto

Ledger Nano S
The moment comes when you realize there's real money in your crypto wallet and you start wondering about hackers and ransomware and all kinds of bad stuff. If you've set up a digital wallet, bought some crypto, and collected a few NFTs and you're starting to trade across a range of marketplaces and exchanges, you are starting to experience the exceptional financial freedom the world of DeFi has to offer. Of course, there's a catch… Now, you're also in charge of guarding the treasury. Continue Reading →
You'll read a lot today about the $5 million in cryptocurrency that Colonial Pipeline paid to its ransomware hackers. You'll read a lot today about how the FBI discourages ransomware victims from paying their hackers. You'll read a lot today about how fragile and vulnerable our infrastructure is. Pay close attention, and do your best to separate out the facts from the fear-mongering. Continue Reading →
A ransomware attack forced the Colonial Pipeline, the largest fuel pipeline in the U.S., to shut itself down on Friday. In response, the U.S. government has declared a state of emergency to keep fuel supply lines open while the Colonial Pipeline Company does its best to get the pipeline back online. It is unclear what impact this shutdown will have on gas supply or gas prices. Experts say it depends on how quickly operations resume. Continue Reading →
Merkle Tree
As she approached the entrance to the club, she gave the frame of her new prescription AR glasses a gentle squeeze. When she got to the door, it appeared to turn green, indicating recognition that she was over 21 years of age. Then, a message appeared along with a friendly voice asking for the 5 ADA cover charge. She shook her head yes. A moment later, the door opened, which indicated that the transaction had cleared. And so begins a story about life in a trustless, decentralized world − a tale from under the Merkle tree. Continue Reading →

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