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Software supported on MacOS v14 (Sonoma)
All applications listed below are 64-bit versions. Catalina is 64-bit only. The need to upgrad...
Software supported on MacOS v13 (Ventura)
All applications listed below are 64-bit versions. Catalina is 64-bit only. Developer S...
Software supported on MacOS v12 (Monterey)
All applications listed below are 32-bit versions. Developer Software Confirmed late...
Software supported on MacOS v26 (Tahoe)
All applications listed below are 64-bit versions for ARM M5 CPU. Developer Software ...
Software supported on Windows XP (WinXP)
All applications listed below are 32-bit versions. Developer Software Confirmed late...
certbot
All commands executed in priviledged mode Show certificates in certbot registry certbot certifica...
fixperm.sh for /Users/Shared
Usage of resources from several profiles: /Users/Shared/tech/scripts/fixperm.sh #!/bin/bash # #...
Backup and restore configuration using Secure SHell (SSH)
scp must be enabled enable conf t ssh enable scopy dump running-config into file copy running-co...
Backup and restore configuration using Trivial File Transfer Protocol (TFTP)
Run tftp server (pumkin on tftpd) Ensure tftp server is listening ping 192.168.74.129 Backup (fr...
tftp on MacOS v26 (Tahoe) [CANCELLED]
preface tftp was depreciated from macOS. lesson (might be useful) Check is it available ls /usr/l...
Icinga2 agent on Debian13 (trixie)
(On Raspberry PI) apt install \ icinga2 \ monitoring-plugins \ monitoring-plugins-bas...
Raspberry PI Connect
CLI only (without graphics) Install PAM agent sudo apt install rpi-connect-lite Enable PAM agent...
Obtain and activate free 3DES-AES license for Cisco ASA5505 from Cisco?
Get free license from Cisco Proceed with normal registration to get Cisco ID. https://software.ci...
Encryption
Enable encryption app (functionality) sudo -u www-data php /var/www/nextcloud/occ app:enable encr...
2025-09-19 - Summer hurries not over yet
Closed cloud perimeter for direct SSH access, adjusted firewall policies. Mail client to suppo...
2025-07-26 - here and there
Deployed PAM solution: goTeleport Garmin Boating (former Navionics) on Android tablet for a week...
Firmware upgrade
Login into ASA (SSH or serial port) Provide 'enable' password enable Prepare files on TFTP serve...
Major version upgrdae
Upgrade major version apt update apt upgrade -y shutdown -r now apt install update-manager-core ...
Fail2Ban - securing services and web applications
Determine, which firewall is running systemctl is-active ufw ufw status systemctl is-active nfta...
Moving most consuming directory to the separate disk
In my case, one directory is consuming most of the disk space dedicated for the system. Stop the ...