Sysadmin doing syadmin stuff https://ittavern.com Sat, 28 Mar 2026 23:20:59 +0000 hello@ittavern.com (cf7) https://ittavern.com/wimage-hosting-open-source-image-uploader-with-podman-and-external-s3-storage/ https://ittavern.com/wimage-hosting-open-source-image-uploader-with-podman-and-external-s3-storage/ Sun, 29 Mar 2026 00:00:00 +0000 Read more at https://ittavern.com/wimage-hosting-open-source-image-uploader-with-podman-and-external-s3-storage/ https://ittavern.com/switching-from-hugo-to-picopaper/ https://ittavern.com/switching-from-hugo-to-picopaper/ Tue, 28 Oct 2025 00:00:00 +0000 Read more at https://ittavern.com/switching-from-hugo-to-picopaper/ https://ittavern.com/encryption-using-ssh-keys-with-age-in-linux/ https://ittavern.com/encryption-using-ssh-keys-with-age-in-linux/ Sun, 26 Oct 2025 00:00:00 +0000 Read more at https://ittavern.com/encryption-using-ssh-keys-with-age-in-linux/ https://ittavern.com/etag-in-nginx-simple-resource-caching/ https://ittavern.com/etag-in-nginx-simple-resource-caching/ Mon, 20 Oct 2025 00:00:00 +0000 Read more at https://ittavern.com/etag-in-nginx-simple-resource-caching/ https://ittavern.com/sending-nginx-logs-to-loki-with-grafana-alloy/ https://ittavern.com/sending-nginx-logs-to-loki-with-grafana-alloy/ Sat, 18 Oct 2025 00:00:00 +0000 Read more at https://ittavern.com/sending-nginx-logs-to-loki-with-grafana-alloy/ https://ittavern.com/cisco-ise-backup-to-sftp-repository-with-public-key-authentication/ https://ittavern.com/cisco-ise-backup-to-sftp-repository-with-public-key-authentication/ Tue, 15 Oct 2024 00:00:00 +0000 Read more at https://ittavern.com/cisco-ise-backup-to-sftp-repository-with-public-key-authentication/ https://ittavern.com/dummy-ip-and-mac-addresses-for-documentation-and-sanitization/ https://ittavern.com/dummy-ip-and-mac-addresses-for-documentation-and-sanitization/ Mon, 02 Sep 2024 00:00:00 +0000 Read more at https://ittavern.com/dummy-ip-and-mac-addresses-for-documentation-and-sanitization/ https://ittavern.com/deploying-isso-commenting-system-for-static-content-using-docker/ https://ittavern.com/deploying-isso-commenting-system-for-static-content-using-docker/ Sat, 31 Aug 2024 00:00:00 +0000 Read more at https://ittavern.com/deploying-isso-commenting-system-for-static-content-using-docker/ https://ittavern.com/generate-a-vanity-v3-hidden-service-onion-address-with-mkp224o/ https://ittavern.com/generate-a-vanity-v3-hidden-service-onion-address-with-mkp224o/ Thu, 29 Aug 2024 00:00:00 +0000 Read more at https://ittavern.com/generate-a-vanity-v3-hidden-service-onion-address-with-mkp224o/ https://ittavern.com/ssh-audit-primer-audit-your-ssh-server/ https://ittavern.com/ssh-audit-primer-audit-your-ssh-server/ Wed, 28 Aug 2024 00:00:00 +0000 Read more at https://ittavern.com/ssh-audit-primer-audit-your-ssh-server/ https://ittavern.com/mtr-more-detailed-traceroute/ https://ittavern.com/mtr-more-detailed-traceroute/ Tue, 27 Aug 2024 00:00:00 +0000 Read more at https://ittavern.com/mtr-more-detailed-traceroute/ https://ittavern.com/my-personal-backup-strategy-august-2024/ https://ittavern.com/my-personal-backup-strategy-august-2024/ Mon, 26 Aug 2024 00:00:00 +0000 Read more at https://ittavern.com/my-personal-backup-strategy-august-2024/ https://ittavern.com/iperf3-user-authentication-with-password-and-rsa-public-keypair/ https://ittavern.com/iperf3-user-authentication-with-password-and-rsa-public-keypair/ Sat, 06 Jul 2024 00:00:00 +0000 Read more at https://ittavern.com/iperf3-user-authentication-with-password-and-rsa-public-keypair/ https://ittavern.com/adding-a-trash-can-to-linux-with-trash-cli/ https://ittavern.com/adding-a-trash-can-to-linux-with-trash-cli/ Sun, 04 Feb 2024 00:00:00 +0000 Read more at https://ittavern.com/adding-a-trash-can-to-linux-with-trash-cli/ https://ittavern.com/bandwidth-measurement-using-netcat/ https://ittavern.com/bandwidth-measurement-using-netcat/ Sat, 20 Jan 2024 00:00:00 +0000 Read more at https://ittavern.com/bandwidth-measurement-using-netcat/ https://ittavern.com/getting-started-with-rsync-comprehensive-guide/ https://ittavern.com/getting-started-with-rsync-comprehensive-guide/ Sun, 14 Jan 2024 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-rsync-comprehensive-guide/ https://ittavern.com/cron-jobs-on-linux-comprehensive-guide/ https://ittavern.com/cron-jobs-on-linux-comprehensive-guide/ Wed, 10 Jan 2024 00:00:00 +0000 Read more at https://ittavern.com/cron-jobs-on-linux-comprehensive-guide/ https://ittavern.com/ssh-server-hardening/ https://ittavern.com/ssh-server-hardening/ Wed, 22 Nov 2023 00:00:00 +0000 Read more at https://ittavern.com/ssh-server-hardening/ https://ittavern.com/port-knocking-with-knockd-and-linux/ https://ittavern.com/port-knocking-with-knockd-and-linux/ Sun, 12 Nov 2023 00:00:00 +0000 Read more at https://ittavern.com/port-knocking-with-knockd-and-linux/ https://ittavern.com/getting-started-with-rclone/ https://ittavern.com/getting-started-with-rclone/ Wed, 08 Nov 2023 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-rclone/ https://ittavern.com/getting-started-with-dig/ https://ittavern.com/getting-started-with-dig/ Tue, 24 Oct 2023 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-dig/ https://ittavern.com/getting-started-with-fail2ban-on-linux/ https://ittavern.com/getting-started-with-fail2ban-on-linux/ Fri, 04 Aug 2023 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-fail2ban-on-linux/ https://ittavern.com/getting-started-with-netcat-on-linux/ https://ittavern.com/getting-started-with-netcat-on-linux/ Sun, 23 Jul 2023 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-netcat-on-linux/ https://ittavern.com/url-explained-the-fundamentals/ https://ittavern.com/url-explained-the-fundamentals/ Thu, 06 Jul 2023 00:00:00 +0000 Read more at https://ittavern.com/url-explained-the-fundamentals/ https://ittavern.com/troubleshooting-asking-the-right-questions/ https://ittavern.com/troubleshooting-asking-the-right-questions/ Thu, 22 Jun 2023 00:00:00 +0000 Read more at https://ittavern.com/troubleshooting-asking-the-right-questions/ https://ittavern.com/create-tmux-layouts-using-bash-scripts/ https://ittavern.com/create-tmux-layouts-using-bash-scripts/ Fri, 16 Jun 2023 00:00:00 +0000 Read more at https://ittavern.com/create-tmux-layouts-using-bash-scripts/ https://ittavern.com/getting-started-with-tcpdump/ https://ittavern.com/getting-started-with-tcpdump/ Sun, 11 Jun 2023 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-tcpdump/ https://ittavern.com/curl-reference-guide/ https://ittavern.com/curl-reference-guide/ Sun, 30 Apr 2023 00:00:00 +0000 Read more at https://ittavern.com/curl-reference-guide/ https://ittavern.com/getting-started-with-nmap-scripts/ https://ittavern.com/getting-started-with-nmap-scripts/ Fri, 07 Apr 2023 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-nmap-scripts/ https://ittavern.com/my-offsite-backup-2023-03/ https://ittavern.com/my-offsite-backup-2023-03/ Mon, 13 Mar 2023 00:00:00 +0000 Read more at https://ittavern.com/my-offsite-backup-2023-03/ https://ittavern.com/getting-started-with-iperf3-network-troubleshooting/ https://ittavern.com/getting-started-with-iperf3-network-troubleshooting/ Fri, 10 Mar 2023 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-iperf3-network-troubleshooting/ https://ittavern.com/icmp-echo-requests-reference-guide/ https://ittavern.com/icmp-echo-requests-reference-guide/ Sun, 05 Mar 2023 00:00:00 +0000 Read more at https://ittavern.com/icmp-echo-requests-reference-guide/ https://ittavern.com/simulate-an-unreliable-network-connection-with-tc-and-netem-on-linux/ https://ittavern.com/simulate-an-unreliable-network-connection-with-tc-and-netem-on-linux/ Tue, 14 Feb 2023 00:00:00 +0000 Read more at https://ittavern.com/simulate-an-unreliable-network-connection-with-tc-and-netem-on-linux/ https://ittavern.com/detecting-rogue-dhcp-server/ https://ittavern.com/detecting-rogue-dhcp-server/ Wed, 08 Feb 2023 00:00:00 +0000 Read more at https://ittavern.com/detecting-rogue-dhcp-server/ https://ittavern.com/basics-of-the-linux-bash-command-history/ https://ittavern.com/basics-of-the-linux-bash-command-history/ Fri, 03 Feb 2023 00:00:00 +0000 Read more at https://ittavern.com/basics-of-the-linux-bash-command-history/ https://ittavern.com/getting-started-with-gnu-screen/ https://ittavern.com/getting-started-with-gnu-screen/ Sat, 28 Jan 2023 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-gnu-screen/ https://ittavern.com/basics-of-power-over-ethernet/ https://ittavern.com/basics-of-power-over-ethernet/ Tue, 24 Jan 2023 00:00:00 +0000 Read more at https://ittavern.com/basics-of-power-over-ethernet/ https://ittavern.com/difference-between-rss-and-atom/ https://ittavern.com/difference-between-rss-and-atom/ Thu, 19 Jan 2023 00:00:00 +0000 Read more at https://ittavern.com/difference-between-rss-and-atom/ https://ittavern.com/ssh-troubleshooting-guide/ https://ittavern.com/ssh-troubleshooting-guide/ Tue, 17 Jan 2023 00:00:00 +0000 Read more at https://ittavern.com/ssh-troubleshooting-guide/ https://ittavern.com/backup-guide/ https://ittavern.com/backup-guide/ Tue, 10 Jan 2023 00:00:00 +0000 Read more at https://ittavern.com/backup-guide/ https://ittavern.com/ssh-run-script-or-command-at-login/ https://ittavern.com/ssh-run-script-or-command-at-login/ Thu, 05 Jan 2023 00:00:00 +0000 Read more at https://ittavern.com/ssh-run-script-or-command-at-login/ https://ittavern.com/linux-unmount-a-busy-target-safely/ https://ittavern.com/linux-unmount-a-busy-target-safely/ Tue, 03 Jan 2023 00:00:00 +0000 Read more at https://ittavern.com/linux-unmount-a-busy-target-safely/ https://ittavern.com/visual-guide-to-ssh-tunneling-and-port-forwarding/ https://ittavern.com/visual-guide-to-ssh-tunneling-and-port-forwarding/ Sun, 01 Jan 2023 00:00:00 +0000 Read more at https://ittavern.com/visual-guide-to-ssh-tunneling-and-port-forwarding/ https://ittavern.com/guide-to-wireshark-display-filters/ https://ittavern.com/guide-to-wireshark-display-filters/ Sun, 25 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/guide-to-wireshark-display-filters/ https://ittavern.com/online-security-guide/ https://ittavern.com/online-security-guide/ Tue, 20 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/online-security-guide/ https://ittavern.com/my-it-edc-tool-kit-v2212/ https://ittavern.com/my-it-edc-tool-kit-v2212/ Sat, 17 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/my-it-edc-tool-kit-v2212/ https://ittavern.com/10-prompts-1000-ai-generated-images-openai-dall-e/ https://ittavern.com/10-prompts-1000-ai-generated-images-openai-dall-e/ Thu, 15 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/10-prompts-1000-ai-generated-images-openai-dall-e/ https://ittavern.com/ssh-how-to-use-public-key-authentication-on-linux/ https://ittavern.com/ssh-how-to-use-public-key-authentication-on-linux/ Wed, 14 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/ssh-how-to-use-public-key-authentication-on-linux/ https://ittavern.com/ways-to-support-open-source-projects/ https://ittavern.com/ways-to-support-open-source-projects/ Tue, 13 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/ways-to-support-open-source-projects/ https://ittavern.com/getting-started-with-nmap/ https://ittavern.com/getting-started-with-nmap/ Mon, 12 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-nmap/ https://ittavern.com/nginx-simple-and-native-authentication-function/ https://ittavern.com/nginx-simple-and-native-authentication-function/ Sun, 11 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/nginx-simple-and-native-authentication-function/ https://ittavern.com/linux-how-to-work-with-complex-commands/ https://ittavern.com/linux-how-to-work-with-complex-commands/ Sat, 10 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/linux-how-to-work-with-complex-commands/ https://ittavern.com/eicar-test-file-riskless-method-to-test-your-antivirus-and-firewall-solution/ https://ittavern.com/eicar-test-file-riskless-method-to-test-your-antivirus-and-firewall-solution/ Sat, 10 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/eicar-test-file-riskless-method-to-test-your-antivirus-and-firewall-solution/ https://ittavern.com/linux-connect-to-a-serial-port-with-screen/ https://ittavern.com/linux-connect-to-a-serial-port-with-screen/ Fri, 09 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/linux-connect-to-a-serial-port-with-screen/ https://ittavern.com/podman-docker-expose-port-only-to-the-localhost-of-the-host-machine/ https://ittavern.com/podman-docker-expose-port-only-to-the-localhost-of-the-host-machine/ Thu, 08 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/podman-docker-expose-port-only-to-the-localhost-of-the-host-machine/ https://ittavern.com/tmux-reload-tmuxconf-configuration-file/ https://ittavern.com/tmux-reload-tmuxconf-configuration-file/ Sat, 03 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/tmux-reload-tmuxconf-configuration-file/ https://ittavern.com/my-use-cases-for-cyberchef/ https://ittavern.com/my-use-cases-for-cyberchef/ Sat, 03 Dec 2022 00:00:00 +0000 Read more at https://ittavern.com/my-use-cases-for-cyberchef/ https://ittavern.com/nginx-simple-permanent-or-temporary-redirects/ https://ittavern.com/nginx-simple-permanent-or-temporary-redirects/ Wed, 23 Nov 2022 00:00:00 +0000 Read more at https://ittavern.com/nginx-simple-permanent-or-temporary-redirects/ https://ittavern.com/getting-started-with-tmux/ https://ittavern.com/getting-started-with-tmux/ Mon, 21 Nov 2022 00:00:00 +0000 Read more at https://ittavern.com/getting-started-with-tmux/ https://ittavern.com/tmux-synchronize-the-input-of-all-panes-within-a-window/ https://ittavern.com/tmux-synchronize-the-input-of-all-panes-within-a-window/ Sun, 20 Nov 2022 00:00:00 +0000 Read more at https://ittavern.com/tmux-synchronize-the-input-of-all-panes-within-a-window/ https://ittavern.com/nginx-check-your-public-ip/ https://ittavern.com/nginx-check-your-public-ip/ Thu, 17 Nov 2022 00:00:00 +0000 Read more at https://ittavern.com/nginx-check-your-public-ip/ https://ittavern.com/cyberchef-how-to-remove-empty-lines/ https://ittavern.com/cyberchef-how-to-remove-empty-lines/ Tue, 15 Nov 2022 00:00:00 +0000 Read more at https://ittavern.com/cyberchef-how-to-remove-empty-lines/