Author: brokkr

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

Using SSH for privacy and security

Post date October 29, 2021
Post categories In Linux, Phone, Server
6 Comments on Using Rsync on Android 2: Switching Syncopoli to SSH from the Rsync protocol

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

Sharing is caring and system users have feelings, too

Post date March 9, 2021
Post categories In Desktop, Linux, Server

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

Postfix logs summarized for your reviewing pleasure

Post date August 30, 2020
Post categories In Linux, Server

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

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

Post date August 22, 2020
Post categories In Linux, Server
1 Comment on Let’s do Postfix slowly and properly – Part 10: Restricting access

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

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

Post date August 20, 2020
Post categories In Linux, Server

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

Post date August 13, 2020
Post categories In Linux, Server
1 Comment on Let’s do Postfix slowly and properly – Part 9: Using Rspamd as a spam milter

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.

Post date August 12, 2020
Post categories In Linux, Server

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

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

Post date August 12, 2020
Post categories In Linux, Server
4 Comments on Let’s do Postfix slowly and properly – Part 7: Encryption

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