I was unable to login from my old iMac running Yosemite to my new iMac running Ventura using RSA keys. It turns out that RSA key support was disabled in Ventura. To correct the problem, I added the following two lines to the bottom of /etc/ssh/sshd_config:
On MacOSX 10.10.5 Yosemite, I was having trouble with Spotlight preventing the clean eject of an attached hard drive. Using the fuser command allowed me to see that it what the Spotlight-specific mds process preventing the eject.
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fuser-u/Volumes/Archive03
At first, I tried to disable the indexing via the mdutil command, but that just gave me […]
I was running out of memory constantly on Yosemite 10.10.5 and found the following article: https://discussions.apple.com/message/26929324?start=555&tstart=0 Edited and reposted without permission below… Disconnect any external or secondary monitors, if any is present. The video memory allocation leak can also happen if you have a system with an integrated card, like Intel, with no external monitors […]
I wanted to send email from cron for various reasons, but the emails would bounce with an error 554: 554 5.1.8 : Sender address rejected: Domain not found Clearly, Postfix was using the “internal” hostname of myappledesktop.local (MacOSX has TWO hostnames! also, myappledesktop.local is not the real hostname ;-). So, I needed two things: 1. […]
As the root user, execute: “/Applications/Install OS X El Capitan.app/Contents/Resources/createinstallmedia” –volume /Volumes/{USB_DRIVE_NAME_HERE}/ –applicationpath “/Applications/Install OS X El Capitan.app” Be sure to include the required double-quotes, or use backslashes to escape the spaces in the path. Full instructions may be found on the Apple site: https://support.apple.com/en-us/HT201372 Turn on your Mac by pressing the power button Press […]
erics, May 19th, 2023 
Categories: How-To's, Technology denied, HostKeyAlgorithms, howto, key, login, MacOS, OSX, Permission, Pubkey, PubkeyAcceptedAlgorithms, PublicKey, RSA, ssh, sshd, tips, Ventura, Yosemite
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