diff --git a/CLAUDE.md b/CLAUDE.md
index e1076d2..3f86d23 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -81,14 +81,16 @@ zcatp2p/
 - [x] Especificación del protocolo (PROTOCOL.md)
 - [x] API design (API.md)
 - [x] Implementación crypto (SHA256, ChaCha20-Poly1305)
-- [x] Implementación TLS 1.3 (X25519, HKDF, handshake)
+- [x] Implementación TLS 1.3 (X25519, HKDF, handshake completo)
 - [x] Implementación discovery local (UDP broadcast)
 - [x] Implementación STUN client
-- [x] Implementación relay client
+- [x] Implementación relay client (con TLS handshake)
 - [x] Tests unitarios (44 tests)
 - [x] Discovery global (HTTPS API)
 - [x] UPnP/NAT-PMP port mapping
 - [x] Integración completa de red
+- [x] **Identity persistence** (Device ID persistente entre reinicios)
+- [x] **Conexión via relay** (para NAT symmetric)
 
 ## Comandos