diff --git a/js/nostr/client.js b/js/nostr/client.js
index a50eaabc..9797993b 100644
--- a/js/nostr/client.js
+++ b/js/nostr/client.js
@@ -181,6 +181,8 @@ import {
   decodeNpubToHex,
   encodeHexToNpub,
   normalizeNostrPubkey,
+} from "./nip46Client.js";
+import {
   summarizeHexForLog,
   summarizeSecretForLog,
   summarizeMetadataForLog,
@@ -189,7 +191,7 @@ import {
   summarizeRpcParamsForLog,
   summarizeRpcResultForLog,
   summarizeRelayPublishResultsForLog,
-} from "./nip46Client.js";
+} from "./nip46LoggingUtils.js";
 import { profileCache } from "../state/profileCache.js";
 import { createPrivateKeyCipherClosures } from "./signerHelpers.js";
 import {
diff --git a/js/nostr/nip46Client.js b/js/nostr/nip46Client.js
index 701076e0..b3ab6d76 100644
--- a/js/nostr/nip46Client.js
+++ b/js/nostr/nip46Client.js
@@ -32,6 +32,16 @@ import {
 import { devLogger, userLogger } from "../utils/logger.js";
 import { Nip46RequestQueue, NIP46_PRIORITY } from "./nip46Queue.js";
 import { HEX64_REGEX } from "../utils/hex.js";
+import {
+  summarizeHexForLog,
+  summarizeSecretForLog,
+  summarizeMetadataForLog,
+  summarizeUrlForLog,
+  summarizePayloadPreviewForLog,
+  summarizeRpcParamsForLog,
+  summarizeRpcResultForLog,
+  summarizeRelayPublishResultsForLog,
+} from "./nip46LoggingUtils.js";
 
 export const NIP46_RPC_KIND = 24_133;
 const NIP46_SESSION_STORAGE_KEY = "bitvid:nip46:session:v1";
@@ -1175,160 +1185,6 @@ export async function decryptNip46PayloadWithKeys(privateKey, remotePubkey, ciph
   throw failure;
 }
 
-export function summarizeHexForLog(value) {
-  if (typeof value !== "string" || !value.trim()) {
-    return "";
-  }
-
-  const normalized = value.trim().toLowerCase();
-  if (normalized.length <= 12) {
-    return `${normalized} (len:${normalized.length})`;
-  }
-  return `${normalized.slice(0, 8)}…${normalized.slice(-4)} (len:${normalized.length})`;
-}
-
-export function summarizeSecretForLog(value) {
-  if (typeof value !== "string" || !value.trim()) {
-    return "<empty>";
-  }
-
-  const trimmed = value.trim();
-  const visible = trimmed.length <= 4 ? "*".repeat(trimmed.length) : `${"*".repeat(3)}…`;
-  return `${visible} (len:${trimmed.length})`;
-}
-
-export function summarizeMetadataForLog(metadata) {
-  if (!metadata || typeof metadata !== "object") {
-    return [];
-  }
-  return Object.keys(metadata).slice(0, 12);
-}
-
-export function summarizeUrlForLog(value) {
-  if (typeof value !== "string" || !value.trim()) {
-    return "";
-  }
-
-  const trimmed = value.trim();
-  try {
-    const url = new URL(trimmed);
-    return {
-      origin: url.origin,
-      pathname: url.pathname,
-      hasQuery: Boolean(url.search),
-      hasHash: Boolean(url.hash),
-      length: trimmed.length,
-    };
-  } catch (error) {
-    const length = trimmed.length;
-    if (length <= 64) {
-      return `${trimmed} (len:${length})`;
-    }
-    return `${trimmed.slice(0, 32)}…${trimmed.slice(-8)} (len:${length})`;
-  }
-}
-
-export function summarizePayloadPreviewForLog(value) {
-  if (typeof value !== "string") {
-    return { type: typeof value };
-  }
-
-  const trimmed = value.trim();
-  if (!trimmed) {
-    return { type: "string", length: 0 };
-  }
-
-  return {
-    type: "string",
-    length: trimmed.length,
-    preview: trimmed.length <= 96 ? trimmed : `${trimmed.slice(0, 64)}…`,
-  };
-}
-
-export function summarizeRpcParamsForLog(method, params) {
-  if (!Array.isArray(params)) {
-    return [];
-  }
-
-  return params.map((param, index) => {
-    if (typeof param === "string") {
-      if (method === "connect" && index === 1) {
-        return { index, secret: summarizeSecretForLog(param) };
-      }
-      const trimmed = param.trim();
-      if (!trimmed) {
-        return { index, type: "string", length: 0 };
-      }
-      if (method === "sign_event") {
-        return { index, type: "string", length: trimmed.length };
-      }
-      if (trimmed.length <= 64) {
-        return { index, value: trimmed, length: trimmed.length };
-      }
-      return {
-        index,
-        type: "string",
-        length: trimmed.length,
-        preview: `${trimmed.slice(0, 32)}…${trimmed.slice(-8)}`,
-      };
-    }
-
-    if (param && typeof param === "object") {
-      return {
-        index,
-        type: Array.isArray(param) ? "array" : "object",
-        keys: Object.keys(param).slice(0, 6),
-      };
-    }
-
-    return { index, type: typeof param };
-  });
-}
-
-export function summarizeRpcResultForLog(method, result) {
-  if (typeof result === "string") {
-    const trimmed = result.trim();
-    if (!trimmed) {
-      return { type: "string", length: 0 };
-    }
-    if (method === "connect") {
-      return { type: "string", length: trimmed.length, secret: summarizeSecretForLog(trimmed) };
-    }
-    if (trimmed.length <= 96) {
-      return { type: "string", length: trimmed.length, value: trimmed };
-    }
-    return {
-      type: "string",
-      length: trimmed.length,
-      preview: `${trimmed.slice(0, 48)}…${trimmed.slice(-12)}`,
-    };
-  }
-
-  if (!result) {
-    return { type: typeof result };
-  }
-
-  if (typeof result === "object") {
-    return {
-      type: Array.isArray(result) ? "array" : "object",
-      keys: Object.keys(result).slice(0, 6),
-    };
-  }
-
-  return { type: typeof result };
-}
-
-export function summarizeRelayPublishResultsForLog(results) {
-  if (!Array.isArray(results)) {
-    return [];
-  }
-
-  return results.map((entry) => ({
-    relay: entry?.relay || "",
-    success: Boolean(entry?.ok),
-    reason: entry?.error ? entry.error?.message || String(entry.error) : null,
-  }));
-}
 
 export function createNip46RequestId() {
   try {
diff --git a/js/nostr/nip46LoggingUtils.js b/js/nostr/nip46LoggingUtils.js
new file mode 100644
index 00000000..e7973c14
--- /dev/null
+++ b/js/nostr/nip46LoggingUtils.js
@@ -0,0 +1,158 @@
+/**
+ * Logging utilities for NIP-46 (Nostr Connect) client and diagnostics.
+ */
+
+export function summarizeHexForLog(value) {
+  if (typeof value !== "string" || !value.trim()) {
+    return "";
+  }
+
+  const normalized = value.trim().toLowerCase();
+  if (normalized.length <= 12) {
+    return `${normalized} (len:${normalized.length})`;
+  }
+  return `${normalized.slice(0, 8)}…${normalized.slice(-4)} (len:${normalized.length})`;
+}
+
+export function summarizeSecretForLog(value) {
+  if (typeof value !== "string" || !value.trim()) {
+    return "<empty>";
+  }
+
+  const trimmed = value.trim();
+  const visible = trimmed.length <= 4 ? "*".repeat(trimmed.length) : `${"*".repeat(3)}…`;
+  return `${visible} (len:${trimmed.length})`;
+}
+
+export function summarizeMetadataForLog(metadata) {
+  if (!metadata || typeof metadata !== "object") {
+    return [];
+  }
+  return Object.keys(metadata).slice(0, 12);
+}
+
+export function summarizeUrlForLog(value) {
+  if (typeof value !== "string" || !value.trim()) {
+    return "";
+  }
+
+  const trimmed = value.trim();
+  try {
+    const url = new URL(trimmed);
+    return {
+      origin: url.origin,
+      pathname: url.pathname,
+      hasQuery: Boolean(url.search),
+      hasHash: Boolean(url.hash),
+      length: trimmed.length,
+    };
+  } catch (error) {
+    const length = trimmed.length;
+    if (length <= 64) {
+      return `${trimmed} (len:${length})`;
+    }
+    return `${trimmed.slice(0, 32)}…${trimmed.slice(-8)} (len:${length})`;
+  }
+}
+
+export function summarizePayloadPreviewForLog(value) {
+  if (typeof value !== "string") {
+    return { type: typeof value };
+  }
+
+  const trimmed = value.trim();
+  if (!trimmed) {
+    return { type: "string", length: 0 };
+  }
+
+  return {
+    type: "string",
+    length: trimmed.length,
+    preview: trimmed.length <= 96 ? trimmed : `${trimmed.slice(0, 64)}…`,
+  };
+}
+
+export function summarizeRpcParamsForLog(method, params) {
+  if (!Array.isArray(params)) {
+    return [];
+  }
+
+  return params.map((param, index) => {
+    if (typeof param === "string") {
+      if (method === "connect" && index === 1) {
+        return { index, secret: summarizeSecretForLog(param) };
+      }
+      const trimmed = param.trim();
+      if (!trimmed) {
+        return { index, type: "string", length: 0 };
+      }
+      if (method === "sign_event") {
+        return { index, type: "string", length: trimmed.length };
+      }
+      if (trimmed.length <= 64) {
+        return { index, value: trimmed, length: trimmed.length };
+      }
+      return {
+        index,
+        type: "string",
+        length: trimmed.length,
+        preview: `${trimmed.slice(0, 32)}…${trimmed.slice(-8)}`,
+      };
+    }
+
+    if (param && typeof param === "object") {
+      return {
+        index,
+        type: Array.isArray(param) ? "array" : "object",
+        keys: Object.keys(param).slice(0, 6),
+      };
+    }
+
+    return { index, type: typeof param };
+  });
+}
+
+export function summarizeRpcResultForLog(method, result) {
+  if (typeof result === "string") {
+    const trimmed = result.trim();
+    if (!trimmed) {
+      return { type: "string", length: 0 };
+    }
+    if (method === "connect") {
+      return { type: "string", length: trimmed.length, secret: summarizeSecretForLog(trimmed) };
+    }
+    if (trimmed.length <= 96) {
+      return { type: "string", length: trimmed.length, value: trimmed };
+    }
+    return {
+      type: "string",
+      length: trimmed.length,
+      preview: `${trimmed.slice(0, 48)}…${trimmed.slice(-12)}`,
+    };
+  }
+
+  if (!result) {
+    return { type: typeof result };
+  }
+
+  if (typeof result === "object") {
+    return {
+      type: Array.isArray(result) ? "array" : "object",
+      keys: Object.keys(result).slice(0, 6),
+    };
+  }
+
+  return { type: typeof result };
+}
+
+export function summarizeRelayPublishResultsForLog(results) {
+  if (!Array.isArray(results)) {
+    return [];
+  }
+
+  return results.map((entry) => ({
+    relay: entry?.relay || "",
+    success: Boolean(entry?.ok),
+    reason: entry?.error ? entry.error?.message || String(entry.error) : null,
+  }));
+}
diff --git a/js/services/authProviders/nip46.js b/js/services/authProviders/nip46.js
index f6108a05..3e421c87 100644
--- a/js/services/authProviders/nip46.js
+++ b/js/services/authProviders/nip46.js
@@ -1,27 +1,9 @@
 import { devLogger } from "../../utils/logger.js";
 import { accessControl } from "../../accessControl.js";
-
-function summarizeHexForLog(value) {
-  if (typeof value !== "string" || !value.trim()) {
-    return "";
-  }
-
-  const normalized = value.trim().toLowerCase();
-  if (normalized.length <= 12) {
-    return `${normalized} (len:${normalized.length})`;
-  }
-  return `${normalized.slice(0, 8)}…${normalized.slice(-4)} (len:${normalized.length})`;
-}
-
-function summarizeSecretForLog(value) {
-  if (typeof value !== "string" || !value.trim()) {
-    return "<empty>";
-  }
-
-  const trimmed = value.trim();
-  const visible = trimmed.length <= 4 ? "*".repeat(trimmed.length) : `${"*".repeat(3)}…`;
-  return `${visible} (len:${trimmed.length})`;
-}
+import {
+  summarizeHexForLog,
+  summarizeSecretForLog,
+} from "../../nostr/nip46LoggingUtils.js";
 
 function sanitizeNip46UriForLog(value) {
   if (typeof value !== "string" || !value) {