diff --git a/packages/playwright-core/src/server/fetch.ts b/packages/playwright-core/src/server/fetch.ts
index 2aa7f27fee..6c14b625fe 100644
--- a/packages/playwright-core/src/server/fetch.ts
+++ b/packages/playwright-core/src/server/fetch.ts
@@ -41,6 +41,7 @@ import type * as types from './types';
 import type { HeadersArray, ProxySettings } from './types';
 import { getMatchingTLSOptionsForOrigin, rewriteOpenSSLErrorIfNeeded } from './socksClientCertificatesInterceptor';
 import type * as har from '@trace/har';
+import { TLSSocket } from 'tls';
 
 type FetchRequestOptions = {
   userAgent: string;
@@ -73,6 +74,7 @@ export type APIRequestFinishedEvent = {
   statusMessage: string;
   body?: Buffer;
   timings: har.Timings;
+  securityDetails?: har.SecurityDetails;
 };
 
 type SendRequestOptions = https.RequestOptions & {
@@ -303,6 +305,8 @@ export abstract class APIRequestContext extends SdkObject {
       let tlsHandshakeAt: number | undefined;
       let requestFinishAt: number | undefined;
 
+      let securityDetails: har.SecurityDetails | undefined;
+
       const request = requestConstructor(url, requestOptions as any, async response => {
         const responseAt = monotonicTime();
         const notifyRequestFinished = (body?: Buffer) => {
@@ -328,6 +332,7 @@ export abstract class APIRequestContext extends SdkObject {
             cookies,
             body,
             timings,
+            securityDetails,
           };
           this.emit(APIRequestContext.Events.RequestFinished, requestFinishedEvent);
         };
@@ -482,7 +487,20 @@ export abstract class APIRequestContext extends SdkObject {
         // non-happy-eyeballs sockets
         socket.on('lookup', () => { dnsLookupAt = monotonicTime(); });
         socket.on('connect', () => { tcpConnectionAt = monotonicTime(); });
-        socket.on('secureConnect', () => { tlsHandshakeAt = monotonicTime(); });
+        socket.on('secureConnect', () => {
+          tlsHandshakeAt = monotonicTime();
+
+          if (socket instanceof TLSSocket) {
+            const peerCertificate = socket.getPeerCertificate();
+            securityDetails = {
+              protocol: socket.getProtocol() ?? undefined,
+              subjectName: peerCertificate.subject.CN,
+              validFrom: new Date(peerCertificate.valid_from).getTime() / 1000,
+              validTo: new Date(peerCertificate.valid_to).getTime() / 1000,
+              issuer: peerCertificate.issuer.CN
+            };
+          }
+        });
       });
       request.on('finish', () => { requestFinishAt = monotonicTime(); });
 
diff --git a/packages/playwright-core/src/server/har/harTracer.ts b/packages/playwright-core/src/server/har/harTracer.ts
index 76da6682d4..197b640086 100644
--- a/packages/playwright-core/src/server/har/harTracer.ts
+++ b/packages/playwright-core/src/server/har/harTracer.ts
@@ -218,6 +218,9 @@ export class HarTracer {
       this._computeHarEntryTotalTime(harEntry);
     }
 
+    if (!this._options.omitSecurityDetails)
+      harEntry._securityDetails = event.securityDetails;
+
     for (let i = 0; i < event.rawHeaders.length; i += 2) {
       harEntry.response.headers.push({
         name: event.rawHeaders[i],
diff --git a/tests/library/har.spec.ts b/tests/library/har.spec.ts
index 2b7dab4262..f46854d049 100644
--- a/tests/library/har.spec.ts
+++ b/tests/library/har.spec.ts
@@ -610,6 +610,7 @@ it('should have security details', async ({ contextFactory, httpsServer, browser
 
   const { page, getLog } = await pageWithHar(contextFactory, testInfo);
   await page.goto(httpsServer.EMPTY_PAGE);
+  await page.request.get(httpsServer.EMPTY_PAGE);
   const log = await getLog();
   const { serverIPAddress, _serverPort: port, _securityDetails: securityDetails } = log.entries[0];
   if (!mode.startsWith('service')) {
@@ -620,6 +621,8 @@ it('should have security details', async ({ contextFactory, httpsServer, browser
     expect(securityDetails).toEqual({ protocol: 'TLS 1.3', subjectName: 'playwright-test', validFrom: 1691708270, validTo: 2007068270 });
   else
     expect(securityDetails).toEqual({ issuer: 'playwright-test', protocol: 'TLS 1.3', subjectName: 'playwright-test', validFrom: 1691708270, validTo: 2007068270 });
+
+  expect(log.entries[1]._securityDetails).toEqual({ issuer: 'playwright-test', protocol: 'TLSv1.3', subjectName: 'playwright-test', validFrom: 1691708270, validTo: 2007068270 });
 });
 
 it('should have connection details for redirects', async ({ contextFactory, server, browserName, mode }, testInfo) => {