📊
Comparison table
| Method | Security | Convenience | Cost | Audit |
|---|---|---|---|---|
Secure links Encryption + one-time + TTL | 🟢 | 🟢 | 🟢 | 🟢 |
Regular email Unencrypted transmission via mail | 🔴 | 🟡 | 🟢 | 🟡 |
Messengers Telegram, WhatsApp, Slack | 🔴 | 🟢 | 🟢 | 🔴 |
SMS Text messages | 🔴 | 🟡 | 🔴 | 🔴 |
Encrypted mail PGP, S/MIME | 🟡 | 🔴 | 🟡 | 🟡 |
🟢Excellent
🟡Good
🔴Poor
🎯
Use cases
🔑
Passwords and access keys
Transmitting credentials to colleagues
Recommended:
Secure links with short TTL
Why:
Passwords are critical, need maximum protection
📄
Confidential documents
Contracts, reports, personal data
Recommended:
Secure links with password
Why:
Documents contain sensitive information
🔢
Temporary codes
2FA codes, one-time tokens
Recommended:
Secure links or SMS
Why:
Codes have short validity period
🔗
Links and URLs
Internal resources, temporary access
Recommended:
Messengers or secure links
Why:
Depends on resource confidentiality