Nestos Shop | SellerUX Compliance

Credential and Password Management Policy

Effective date: 2026-03-08

This policy applies to Nestos Shop systems and staff handling SellerUX operations, Amazon SP-API integrations, and restricted Amazon Information.

This policy applies to all Nestos Shop systems and staff operating SellerUX services that handle Amazon Information.

1) Password requirements for systems handling Amazon Information

  • Minimum length: 14 characters.
  • Complexity: must include upper-case letters, lower-case letters, numbers, and special characters.
  • Passwords must not include any part of the account owner name.
  • Minimum password age: 1 day.
  • Maximum password expiration period: 365 days.

2) Authentication and account protections

  • MFA is required for all user accounts handling Amazon Information.
  • Account lockout and anomaly detection controls are enforced on repeated failed authentication attempts.
  • Shared, generic, and default credentials are prohibited for production access.

3) Credential storage and handling

  • Amazon API keys and secrets are stored encrypted at rest.
  • Secrets are never hardcoded in source code, docs, or ticketing systems.
  • Access to secrets is limited by least privilege and subject to audit logging.

4) Lifecycle and review

  • Access rights are reviewed at least quarterly and removed promptly for terminated users.
  • Credential compromise triggers immediate key/password rotation and incident-handling procedures.
  • Backend user records track password hash, MFA state, expiration metadata, failed login attempts, and lockout state for security administration.