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MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseAutomation & n8n

Securing n8n: access, credentials and exposed webhooks

An n8n holds the keys to everything it automates: e-mail, sheets, shop, WhatsApp. Whoever gets into it reaches all of that. Securing n8n comes down to three fronts: who gets…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseDomains & DNS

Checking DNS from the command line: dig and nslookup, and how to read the answer

The short answer: dig and nslookup ask the DNS directly what it answers for a name. They are the quickest way to know whether a change has arrived, where your…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseSecurity

HSTS explained: forcing https for good, and the trap of switching it on too early

The short answer: HSTS is an instruction your site gives the browser: “from now on, talk to me only over https, for X amount of time, do not even try…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseBackups & Migration

Moving to cPanel from Plesk, DirectAdmin or another panel: what moves and what you rebuild

A control panel is just the shop window for five things that exist on any server: files, databases, mailboxes, DNS records and scheduled tasks. So changing panels means copying those…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseSpeed, Cache & CDN

Hotlink protection: stop others using your bandwidth

Hotlinking is when another website displays an image of yours straight from your server, instead of keeping a copy on theirs. To their visitor it looks like an ordinary image;…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseBackups & Migration

Copying mailboxes with imapsync: how it works and what to prepare

imapsync is a command-line tool that connects to two IMAP mailboxes, the source and the destination, and copies messages folder by folder, skipping those already there. That is why you…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseSecurity

The scan says clean but the site still redirects: where an infection hides

The short answer: a scan only sees what it knows how to recognise. A modern infection hides outside the files you look at first (in the database, in an .htaccess,…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseBackups & Migration

Changing registrar without the site or e-mail blinking: DNS, lock and the checks after

Changing the registrar (whoever holds your domain’s registration) is not changing the DNS or changing the hosting. They are three different things. A registrar transfer, on its own, does not…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseE-mail

Reading an e-mail header: did SPF, DKIM and DMARC pass?

Every e-mail carries, hidden, a header: a technical report of where it passed through and how it was judged. It is the most direct proof for answering “why did it…

MozOut Mozambique www.meu.mozout.co.mz › Meu MozOut › Knowledge Base Knowledge baseBackups & Migration

Testing a migrated site before you change the DNS (the hosts file)

To see the new site before the DNS changes, add one line to your computer’s hosts file saying “this domain lives at this IP address”. Only your computer goes to…