πŸ”₯ 3-2-1 Backup Rule Cheatsheet

Don't fuck up.

3️⃣3 COPIES

  • 1 original
  • 2 backups

2️⃣2 TYPES OF MEDIA

  • Example: external drive + cloud
  • Don’t trust just one tech

1️⃣1 OFF-SITE

  • One backup stored away
  • Fire? Theft? Still got it

3️⃣3 COPIES

πŸ“„πŸ–₯️
Original File
πŸ’ΎπŸ“‚
Backup #1
β˜οΈπŸ”
Backup #2
Always keep 2 extra copies besides the original.

2️⃣2 TYPES OF MEDIA

πŸ’½πŸ”Œ
External Drive
β˜οΈπŸ“‘
Cloud Backup
πŸ“ΌπŸ§Ύ
NAS or Tape
Use 2 different media: disk + cloud, USB + NAS, etc.

1️⃣1 OFF-SITE

πŸ πŸ’»
At Home
β˜οΈπŸ”
Cloud Backup
πŸ“¦πŸ’
Office or Storage
Keep at least 1 copy far away:
Cloud, office, storage β€” just not home.