Category Archives: Computers

Two examples of why the CDC is the Keystone Kops of disease control

I want to give two examples, one medical and one technological, of the kind of buffoonery that the CDC is engaging in that continues to make them untrustworthy as a disease-control organization. Medical buffoonery Here are some things that COVID-19 research and recently collected epidemiological data are telling us at the moment: Here is what… Read More: Two examples of why the CDC is the Keystone Kops… »

How to protect your anonymity online when the services you use could be breached

Twitter is in the news again with another security breach in which 235 million users’ email addresses, phone numbers, and Twitter handles were exposed. These seems like a good opportunity to talk about what you can / should do to protect yourself if you need to maintain anonymity online. The basic rule is this: if… Read More: How to protect your anonymity online when the services you… »

Your data is yours: backing up your Mastodon data to protect against server failures and account suspensions

Long-time readers of my blog will know that I am obsessed with backups and with keeping control over data that belongs to me. For example, in additional to a comprehensive backup system I built myself, I have an archive of (legally obtained) music files and movies because I don’t trust any of the cloud music… Read More: Your data is yours: backing up your Mastodon data to… »

“Archiving Your Tweets at Archive.Org” for Dummies

[UPDATE: As of May 26, 2025, I don’t think the instructions on this page work anymore, because I believe Twitter/X has blocked archive.org from archiving tweets.] I’m all done with Twitter, but I also didn’t want to just delete my account and remove over a decade of content that I created from the internet. I’m… Read More: “Archiving Your Tweets at Archive.Org” for Dummies »

Elan Financial Services: why are you so bad at this?

I had a Visa card issued by Elan Financial Services branded through my bank (Eastern Bank). Elan is consistently mediocre. Their web site looks and works like it was built 20 years ago. Their monthly statements tell you how much “bonus” cash back you earned but don’t tell you which transactions fall into which bonus… Read More: Elan Financial Services: why are you so bad at this? »

Scripts for using Shamir’s Secret Sharing Scheme securely

The open-source package Shamir’s Secret Sharing Scheme, or “ssss” for short, allows a relatively short secret, for example, a password or passphrase, to be split into a specified number of shares in a way that allows the entire secret to be reconstructed from only a subset of the shares. For example, you can split a… Read More: Scripts for using Shamir’s Secret Sharing Scheme securely »