Testing dynamic-static page with blocks

  • Where did that request really come from?

    Testing X-Forwarded-For headers with WordPress, Nextcloud et al.

  • Using Rsync on Android 2: Switching Syncopoli to SSH from the Rsync protocol

    Using SSH for privacy and security

  • Sharing directories with system users: Private user groups, set group and umask

    Sharing is caring and system users have feelings, too

  • Let’s do Postfix slowly and properly – Part 11: pflogsumm

    Postfix logs summarized for your reviewing pleasure

  • Let’s do Postfix slowly and properly – Part 10: Restricting access

    Additional postfix rules and tricks to slow down and frustrate spammers and evildoers

  • Let’s do Dovecot slowly and properly – Part 4: Filtering with Sieve

    Using the Sieve plugin with Dovecot to filter and sort incoming email

  • Let’s do Postfix slowly and properly – Part 9: Using Rspamd as a spam milter

    Rspamd is the lesser evil when it comes to a choice of spam filters – or a choice between spam filters and spam

  • Let’s do Postfix slowly and properly – Part 8: PTR and SPF records

    The easiest way to increase your odds of not getting rejected as a spammer when talking to other MTAs.

  • Let’s do Postfix slowly and properly – Part 7: Encryption

    Encrypting MTA-to-MTA encryptions for private and secure relay of email

  • Customizing Midnight Commander

    Quick-quitting, left-right-proportions and skinning

  • Renaming music files with beets – and avoiding troublesome characters

    Avoiding troublesome characters? Story of my life, mate

  • Docker makes debugging a darn sight easier

    Changing contexts with the push of a button facilitates quick testing

  • Using Rsync on Android: Getting Syncopoli talking to the rsync daemon

    Transferring files from your linux host to your phone using good ol’ rsync

  • Let’s do Dovecot slowly and properly – Part 3: LMTP

    Assigning Dovecot the task of local mail delivery using LMTP

  • Let’s do Postfix slowly and properly – Part 6: Relay authenticating with SASL

    Piggybacking off of Dovecot to provide authentication services for Postfix.