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2025-09-19 - Summer hurries not over yet

Journal

Closed cloud perimeter for direct SSH access, adjusted firewall policies. Mail client to support Microsoft 365, IMAP, PGP encryption/signing and S/MIME encryption/signing. Speech recognition engine MacWhisper run locally (data remains local) Tested Calend...

Obtain and activate free 3DES-AES license for Cisco ASA5505 from Cisco?

Virtual Personal Network (VPN) IPSEC

Get free license from Cisco Proceed with normal registration to get Cisco ID. https://software.cisco.com/software/swift/lrp/#/pak Add device Choose in 'Product Family' Enter serial or Enter serial Approve agreement Add device Download licenses Unpac...

Firmware upgrade

Cisco forest Cisco ASA5505

Login into ASA (SSH or serial port) Provide 'enable' password enable Prepare files on TFTP server. ping 192.168.74.128 copy tftp: disk0: dir Perform change of booting image show version configure terminal dir show bootvar no boot system disk0:/asa845-k8.bin...

Encryption

Nextcloud

Enable encryption app (functionality) sudo -u www-data php /var/www/nextcloud/occ app:enable encryption Enable encryption sudo -u www-data php /var/www/nextcloud/occ encryption:enable Enable master key mode sudo -u www-data php /var/www/nextcloud/occ encrypt...

Asterisk and FreePBX on Debian12

Telephony

Asterisk Preparations Create new user in Cloud SQL https://console.cloud.google.com/sql/instances/xxx/users?project=yyy dashes can not be used in the MariaDB databases' naming. To match user to database, only underlines are used. Verify connection from the h...

Software supported on MacOS v12.7.6 (Monterey)

Software lists

All applications listed below are 32-bit versions. Developer Software Confirmed latest operational version Read Download Apple MacOS 12.7.6 many KeePassXC 2.7.9                               ...

Software supported on MacOS v10.15.7 (Catalina)

Software lists

All applications listed below are 64-bit versions. Catalina is 64-bit only. Developer Software Confirmed latest operational version Read Download Apple MacOS 10.15.7   Little Snitch 4.6.1     Slack n/a, MacOS >=12    ...

Raspberry PI Connect

Priviledged Access Management (PAM)

CLI only (without graphics) Install PAM agent sudo apt install rpi-connect-lite Enable PAM agent by desired user (normal user) rpi-connect on Enroll (connect) device rpi-connect signin Sign in with your account Give name for device Device connected List...

Fresh installation

Raspberry Pi (Debian)

apt update Install tools, utils apt install \ tcpdump \ ncdu \ htop \ rpi-connect duckdns icinga agent

Icinga2 agent on Debian13 (trixie)

Icinga Installation of agents on target machines

(On Raspberry PI) apt install \ icinga2 \ monitoring-plugins \ monitoring-plugins-basic \ monitoring-plugins-common Register icinga2 node wizard Logs tail -f \ /var/log/icinga2/icinga2.log \ /var/lib/icinga2/api/zones-stage-startup.lo...

Backup and restore configuration using Trivial File Transfer Protocol (TFTP)

Cisco forest Cisco ASA5505

Run tftp server (pumkin on tftpd) Ensure tftp server is listening ping 192.168.74.129 Backup (from ASA) copy running-config tftp://192.168.74.129 On the server side: Rename config. Restore (to ASA) ensure the correct name of config exists before pulling...

tftp on MacOS v26 (Tahoe) [CANCELLED]

Network tools and utilities

preface tftp was depreciated from macOS. lesson (might be useful) Check is it available ls /usr/libexec/tftpd Create local tftp directory AS NORMAL user export u="anton-w" export dir="/Users/${u}/delme/tftp" mkdir -p ${dir} cd ${dir} pwd current status nets...

Software supported on MacOS v26 (Tahoe)

Software lists

All applications listed below are 64-bit versions for ARM M5 CPU.  Developer Software Confirmed latest operational version Read Download Apple MacOS 26   Little Snitch       Slack web     Microsoft Teams web ...

Backup and restore configuration using Secure SHell (SSH)

Cisco forest Cisco ASA5505

scp must be enabled enable conf t ssh enable scopy dump running-config into file copy running-config flash:/running-config dir SSH weak algorithms and ciphers need to be enabled vi ~/.ssh/config config Host 192.168.74.1 KexAlgorithms +diffie-hellman-gro...

Morning script (for MacOS)

Scripts

Hereby I publish part of my morning script, which perform needed actions. The nature of this script, that it is all-time adjustable. #!/bin/sh # # this is a morning script of Anton to launch morning environment on mac # # 2023-11-26 * migrated from start_gen...

fixperm.sh for /Users/Shared

Scripts

Usage of resources from several profiles: /Users/Shared/tech/scripts/fixperm.sh #!/bin/bash # # This script will restore permissions on shared directories # # # 2023-05-24 + init /A # 2023-06-06 * changed to use 'find' /A # 2023-10-22 + set executables t...