diff --git a/e2e-tests/obfs4/main.tf b/e2e-tests/obfs4/main.tf
index 08a3d97..01e21b5 100644
--- a/e2e-tests/obfs4/main.tf
+++ b/e2e-tests/obfs4/main.tf
@@ -26,6 +26,13 @@ resource "tor_obfs4_state" "bridge" {
   ed25519_identity_private_key = tor_relay_identity_ed25519.bridge.private_key_pem
 }
 
+# Alternative: obfs4 state could also use Tor format keys (demonstration only)
+# resource "tor_obfs4_state" "bridge_alt" {
+#   rsa_identity_private_key     = tor_relay_identity_rsa.bridge.private_key_pem
+#   ed25519_identity_private_key = tor_relay_identity_ed25519.bridge.private_key_pem
+#   # Note: private_key_tor could be used here as well for ed25519 keys
+# }
+
 # Generate bridge line for client distribution
 data "tor_obfs4_bridge_line" "bridge" {
   ip_address                = "203.0.113.1"
@@ -46,11 +53,27 @@ output "rsa_fingerprint_sha256" {
   value       = tor_relay_identity_rsa.bridge.public_key_fingerprint_sha256
 }
 
+output "rsa_fingerprint_sha1_hashed" {
+  description = "RSA identity fingerprint (SHA1) hashed for privacy"
+  value       = tor_relay_identity_rsa.bridge.public_key_fingerprint_sha1_hashed
+}
+
 output "ed25519_fingerprint_sha256" {
   description = "Ed25519 identity fingerprint (SHA256)"
   value       = tor_relay_identity_ed25519.bridge.public_key_fingerprint_sha256
 }
 
+output "ed25519_private_key_tor" {
+  description = "Ed25519 private key in Tor binary format (base64)"
+  value       = tor_relay_identity_ed25519.bridge.private_key_tor
+  sensitive   = true
+}
+
+output "ed25519_public_key_tor" {
+  description = "Ed25519 public key in Tor binary format (base64)"
+  value       = tor_relay_identity_ed25519.bridge.public_key_tor
+}
+
 output "obfs4_certificate" {
   description = "obfs4 certificate for bridge line"
   value       = tor_obfs4_state.bridge.certificate