Email Security & Spam Protection Guide

Email security protects your business from spam, phishing, viruses, and data breaches. This guide covers essential email security measures.

Spam Protection

Taiwan Web Hosting email includes advanced spam filtering with 99.9% detection rate.

How Spam Filtering Works

SpamAssassin Technology:

• Analyzes email content for spam patterns
• Checks sender reputation databases
• Verifies SPF and DKIM records
• Scores each email (higher score = more likely spam)
• Automatically moves spam to junk folder

Spam Filter Levels

• Low (Score 5+): Catches obvious spam, some false negatives
• Medium (Score 3+): Recommended - balanced protection
• High (Score 1+): Aggressive - may have false positives

Email Encryption

Transport Encryption (TLS/SSL)

All Taiwan Web Hosting email uses TLS encryption:

• Encrypts email during transmission
• Prevents interception between servers
• Automatic - no configuration needed
• Industry standard security

End-to-End Encryption

For highly sensitive emails, use PGP/GPG encryption:

• Encrypts email content
• Only recipient can decrypt
• Requires setup on both sides
• Best for confidential business data

Phishing Protection

Recognizing Phishing Emails

Warning Signs:

• Urgent language ('Act now!' 'Account suspended!')
• Suspicious sender address
• Generic greetings ('Dear Customer')
• Requests for passwords or financial info
• Spelling/grammar errors
• Unexpected attachments

Phishing Prevention

1. Never click links in suspicious emails
2. Hover over links to see real destination
3. Verify sender before opening attachments
4. Don't reply to suspicious emails
5. Report phishing attempts
6. Train employees on phishing recognition

Virus & Malware Protection

Email hosting includes:

• ClamAV Scanning: Scans all attachments for viruses
• Real-time Updates: Virus definitions updated hourly
• Automatic Quarantine: Infected emails blocked automatically
• Alert Notifications: Get notified of threats

Password Security

Strong Password Requirements

• Minimum 16 characters (20+ recommended)
• Mix uppercase, lowercase, numbers, symbols
• No dictionary words
• Unique for each account
• Use password manager

Two-Factor Authentication

Add extra security layer:

• Requires password + verification code
• Code sent to phone or authenticator app
• Prevents unauthorized access even if password stolen
• Available on Taiwan Web Hosting email

Email Backup

Email backups protect against:

• Accidental deletion
• Account compromise
• Server failures
• Malware attacks

Taiwan Web Hosting Backups:

• Daily automatic backups
• 30-day retention
• Easy restoration
• Included free