536 results for «e-mail» (page 51 of 54)
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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…
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Several websites on one plan: how many fit before you need the next step
As many as the plan counts and the resources can carry, and those are two different sums. The first is a matter of numbers: each plan says how many sites…
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Lowering the TTL before a migration: the timeline that keeps the switch short
The short answer: the TTL tells every cache how long it may keep an answer, counted from the moment it asked. So at the moment you change a record, the…
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The security certificate warning in Outlook: what it means and how to stop it
The short answer: the warning “The server you are connected to is using a security certificate that cannot be verified” appears when the server name you typed in Outlook does…
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Error 421 and 451: temporary failures, and why the message is delayed and not lost
An error that starts with a 4 (421, 450, 451, 452) is a “not now, try later” reply. It is not a refusal. The server that sent the message keeps…
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Moving from the classic Outlook to the new one: what comes with you and what does not
The short answer: when moving from classic Outlook to the new one, mail from IMAP accounts comes by itself, because it is on the server. What may stay behind is…
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SQL injection and XSS in plain words: what to ask your developer
The short answer: SQL injection and XSS are two of the oldest attacks on websites, and they still work because they come from the same oversight: trusting what the visitor…
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Repairing the Outlook data file: damaged PST or OST, SCANPST and a new OST
The short answer: Outlook keeps mail in a data file on the computer: an OST (a copy of what is on the server, for recent IMAP and Exchange accounts) or…
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Stopping spam comments in WordPress
If your blog has comments open, sooner or later it fills up with offers for watches, links to doubtful sites and sentences that make no sense. Whoever wrote them is…
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The 3-2-1 backup rule for a website: which three copies, and where to keep them
The 3-2-1 rule says: 3 copies of what matters, on 2 different kinds of storage, with 1 copy away from where the rest lives. The point is not the numbers:…





