Tagged “blaugust”

1. Secure Erase on Modern Mac OS August 2025

   I'm currently on vacation and helping my mother out with some tech-related chores. One of her requests was to securely erase an old Mac backup volume on an external hard drive that at one time contained a good amount of personal and financial data. In years past, I would have gone to Disk Utility and chosen Erase on the volume and used the Security Options dropdown to have it write over the disk 3 or 7 times.

   It appears that modern Mac OS has completely removed this option from the Disk Utility GUI. If you are still looking to do this it can still be accomplished via the diskutil CLI. From man diskutil on Mac OS Sequoia:

2. Default Apps, 2025 Edition August 2025

   I didn't even realize that it was #blaugust until I read it on David Lyons's Mastodon, but I'm here now one day late to copy his post and chronicle the apps that I use on a daily basis.

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