Skip to content

Release notes

This page tracks notable PicoKey App features reflected in this documentation set.

v2.4 baseline

Reference tag in picokeyapp: v2.4 (2026-02-16).

New in docs after v2.4

FIDO

  • Added FIDO Dashboard page with capability fields:
  • AAGUID
  • Max credBlob
  • Large blob entries
  • Large blob usage
  • options and extensions (active options highlighted in green)
  • Expanded Passkeys:
  • copy credential ID
  • export passkey record (JSON / CSV)
  • delete passkey
  • manage credential Large Blob (when supported)
  • filters (RP, user, credential ID, etc.)
  • delete all passkeys for selected RP
  • credential metadata (created, curve, credProtect, signature counter state)
  • Added vendor section Vendor Features > User PIN:
  • admin/user PIN contexts
  • permission matrix
  • default context behavior on reconnect
  • context switching flow and constraints
  • Expanded Accounts:
  • OATH access control (Set Access, Unlock, Change Access, Clear Access)
  • rename/delete account operations
  • TOTP/HOTP code chip behavior and clipboard copy flow

Audit

  • Added Audit page:
  • audit purpose and event traceability
  • Audit PIN protection (Set PIN / Change PIN)
  • actions (Refresh, Export Log, Clear Log, Reset)
  • event flags (Log truncated, Log cleared, Firmware changed, Log protected, Time unsynced, Write errors)
  • total operations counter

OpenPGP / PIV

  • Expanded OpenPGP Management:
  • PW1 vs PW3 access model
  • admin-operation requirements
  • registration requirement note
  • Expanded PIV:
  • unlock model (Unlock / Lock) with MGM key
  • rotate flow including Delete permanently
  • registration requirement note

HSM

  • Expanded HSM Key management:
  • blocked PIN recovery actions (Unblock PIN, Reset Retries)
  • private data object import actions
  • certificate delete action
  • registration requirement note

Core app sections

  • Expanded Firmware:
  • explicit local firmware load flow via Search
  • update trigger via Upgrade
  • Wipe entire flash option
  • registration/rescue behavior notes
  • Expanded Security:
  • explicit apply action (Enable Security Options)
  • registration requirement note
  • Expanded Configuration:
  • registration requirement note for commissioning
  • Expanded Home:
  • memory info now documents Firmware size

Notes

  • This page summarizes documentation coverage updates, not full firmware/API changelogs.
  • For implementation-level history, use git log in the picokeyapp repository.