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I had stepped out to work on my servers. Then I read an article about why we can’t read anymore. Maybe it’s not just the smartphones. Maybe it’s that we no longer have the time—or the silence—to really do it.
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Ero uscito per lavorare sui server. Poi ho letto un articolo su perché non riusciamo più a leggere. Forse non è solo colpa degli smartphone. Forse è che non abbiamo più tempo né silenzio per farlo davvero.
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A geek’s honest journey into the world of plug-in hybrids — filled with hope, silence, and quite a bit of frustration. From the dream of gliding through the night with only the wind and your music, to the harsh reality of charging station errors, roaming fees, and tangled support hotlines.…
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Frenare è uno spreco, il silenzio è un lusso, e le colonnine… un incubo. In questo articolo racconto la mia esperienza surreale — ma molto reale — con una vettura ibrida plug-in acquistata nel 2021: Entusiasmi iniziali, delusioni tecnologiche, ricariche fantasma, roaming inaspettati e un viaggio tra bug di sistema…
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In this final part of the ISPMail on RHEL series, we configure SELinux to secure our mail server setup. Learn how to grant Postfix read access to Dovecot’s user database, allow Dovecot full control over its mail spool directory, and enable Apache (via Roundcube) to send emails—while keeping SELinux in…
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In this article, we explore how to implement MTA-STS (Mail Transfer Agent Strict Transport Security) to enhance the security of email communications. We’ll cover the necessary DNS records, the policy file structure, and how to correctly publish it on a web server. A practical, step-by-step guide to securing your domain…
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In this sixth part of the ISPMail on RHEL series, we set up Roundcube, a modern webmail interface, on AlmaLinux. While optional, this feature is extremely useful for users accessing their mailbox from networks that block IMAP or SMTP ports, such as hotels and airports. This article guides you through…
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In this fifth article about configuring an email server on RHEL compatible distro AlmaLinux, we provide tools to other servers to protect themselves from emails that claim to come from our domain. We are talking about: SPF, DKIM and DMARC. The first two provide the destination email server, tools to…
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This guide walks you through configuring Dovecot as an IMAP server on RHEL, integrating it with Postfix and SQL authentication. Learn how to secure your setup with SSL/TLS, optimize mailbox storage, and enable Sieve for server-side mail filtering.
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Configure Postfix on AlmaLinux with SQLite for virtual domains, users, aliases, and sender validation. Prevent forged emails and ensure secure delivery with database queries. Step-by-step setup for Postfix integration with Dovecot.