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Backup Playbooks

Alex Stoyanov edited this page Mar 4, 2026 · 2 revisions

Backup Playbooks

Use these scenarios after you understand the strategy choices in Backup Workflow.

Codec baseline for these playbooks:

  • payload_codec = "auto"
  • qr_payload_codec = "raw"

If your policy requires different codec behavior, set it in config defaults before running a scenario.

Scenario 1: Single Secret, Non-sharded

Use when you are a single operator and want the simplest setup.

ethernity backup \
  --input ./seed-phrase.txt \
  --output-dir ./ops/single-secret \
  --paper A4 \
  --design forge

Checklist:

  • Confirm the input file is exactly what you intend to protect.
  • Keep QR/recovery docs and passphrase in separate places.
  • Run one full recovery drill from this exact artifact set.

Scenario 2: Team Custody, Passphrase Sharded (2-of-3)

Use when one person must not recover alone.

ethernity backup \
  --input-dir ./team-secrets \
  --output-dir ./ops/team-sharded \
  --shard-threshold 2 \
  --shard-count 3 \
  --signing-key-mode embedded

Checklist:

  • Threshold/count values match team policy.
  • Each custodian gets only assigned shard docs.
  • Minimum quorum recovery drill (2 shards) succeeds.

Scenario 3: Directory Backup with Dual Sharding

Use when policy requires separate control for passphrase and signing identity material.

ethernity backup \
  --input-dir ./critical-config \
  --output-dir ./ops/high-assurance \
  --shard-threshold 3 \
  --shard-count 5 \
  --signing-key-mode sharded \
  --signing-key-shard-threshold 3 \
  --signing-key-shard-count 5

Checklist:

  • Passphrase and signing-key shards are stored under different custody paths.
  • Custody map and incident quorum process are documented.
  • Minimum quorum recovery drill succeeds for both shard types.

Scenario 4: Sealed Backup

Use when payload confidentiality controls need a sealed artifact policy.

ethernity backup \
  --input ./sensitive.bin \
  --output-dir ./ops/sealed \
  --sealed \
  --design ledger

Checklist:

  • Confirm sealed mode matches your policy before distribution.
  • Run a full restore drill with current operator instructions.
  • Keep an independent non-Ethernity backup path.

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