Tag
Security
Mailcore Blog articles about “Security”: practical business email guidance backed by verifiable technical sources.
Related articles
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Fundamentals
Email Hosting for Your Domain: Choosing a Provider in Uzbekistan
How to compare email hosting in Uzbekistan by capabilities, local service conditions, total cost, and a safe migration plan.
Fundamentals
Your Own Mail Server or Cloud Email: Which Should You Choose?
A comparison of self-hosted and managed cloud email by cost, control, security, deliverability, and migration.
Fundamentals
Free Business Email: Options and Hidden Costs
Can you run business email on your own domain for free? We examine what a company still pays for and when managed hosting is the better value.
Guides
Business Email in Uzbekistan: An IT Checklist
A technical checklist for developers and administrators evaluating an email service in Uzbekistan, preparing DNS, and accepting a migration.
Fundamentals
What Is Business Email and Why Does a Company Need It?
A practical guide to how an address on your own domain differs from personal email, what makes up the service, and what to check before launch.
Guides
How to Connect Email to Your Domain: Step-by-Step
After choosing a provider, prepare the domain, obtain MX, SPF, DKIM, and DMARC records, switch the route, and put the service into operation.
DNS and security
SPF, DKIM, and DMARC: Authenticating an Email Domain
A clear guide to three email-authentication mechanisms: what each one checks, how domain alignment works, and where configuration errors arise.
Fundamentals
IMAP and SMTP: How Email Reaches All Your Devices
A clear explanation of IMAP and SMTP, secure connection settings, and how to diagnose a mail client that cannot receive or send messages.
Deliverability
Why Emails Go to Spam: Diagnose with Evidence
A practical diagnostic sequence: distinguish SMTP rejection from filtering, then inspect authentication, reputation, recipients, and content.
Fundamentals