IMAP Protocol

IMAP (Internet Message Access Protocol) is the primary protocol for credential validation.

Overview

IMAP is the standard protocol for accessing email. Krantz Mail uses IMAP to validate credentials against mail servers.

Supported Providers

IMAP works with most email providers:

Gmail
Yahoo Mail
AOL
Zoho
Custom domains
Corporate email
And thousands more

Limitations

Some providers may:

Require app passwords (2FA accounts)
Block automated access
Rate limit connections

Best Practices

For best results with IMAP:

Use quality proxies
Moderate thread counts
Allow for rate limiting