Plan and run B2 backup and restore workflows with presigned or multipart data paths and explicit recovery validation.
Triage suspected B2 exposure, credential misuse, accidental deletion, or ransomware events with containment-first actions.
Audit B2 storage growth, stale versions, unfinished uploads, egress leaders, and lifecycle rules before cost-impacting cleanup.
Plan source-to-B2 or B2-to-B2 migrations with inventory, direct byte transfer, validation, and rollback checkpoints.
Review B2 application keys, design least-privilege replacements, and retire risky keys without exposing durable secrets.
Configure and operate B2 Object Lock retention and legal holds while preserving immutability guarantees.