# \#authentication **URL:** https://community.postman.com/tag/authentication/33.md [Latest](https://community.postman.com/latest.md) · [Categories](https://community.postman.com/categories.md) · [Tags](https://community.postman.com/tags.md) --- ## [Desktop Agent showing disconnected](https://community.postman.com/t/desktop-agent-showing-disconnected/25003)
**Author:** [@kondruravi](https://community.postman.com/u/kondruravi)\ **Replies:** 5\ **Last updated:** [May 23, 2026, 8:58am UTC](https://community.postman.com/t/desktop-agent-showing-disconnected/25003 "2026-05-23T08:58:49Z")
Can someone please help me fixing the Postman Desktop agent issues. When I try to send a request using postman web, where the send button disabled and saying that to install Desktop Agent. I have already installed Desk… --- ## [I cannot start postman, it is crashing](https://community.postman.com/t/i-cannot-start-postman-it-is-crashing/90381)
**Author:** [@niksani](https://community.postman.com/u/niksani)\ **Replies:** 1\ **Last updated:** [May 12, 2026, 2:09pm UTC](https://community.postman.com/t/i-cannot-start-postman-it-is-crashing/90381 "2026-05-12T14:09:43Z")
I cannot start postman, it is crashing. I have tried to delete postman folders in Users and it helps to start Postman but first time I click send request it is crashing again --- ## [Graphql Subscription using Postman](https://community.postman.com/t/graphql-subscription-using-postman/87555)
**Author:** [@research-architect-4](https://community.postman.com/u/research-architect-4)\ **Replies:** 16\ **Last updated:** [April 28, 2026, 8:18pm UTC](https://community.postman.com/t/graphql-subscription-using-postman/87555 "2026-04-28T20:18:41Z")
I am using Postman to invoke a GraphQL subscription over the WebSocket protocol and observed that the Authorization token must be explicitly added in the request headers. Additionally, when the proxy fails to authorize … --- ## [OAuth 2.0 access token in a custom header](https://community.postman.com/t/oauth-2-0-access-token-in-a-custom-header/89805)
**Author:** [@ferrag](https://community.postman.com/u/ferrag)\ **Replies:** 0\ **Last updated:** [April 9, 2026, 12:14pm UTC](https://community.postman.com/t/oauth-2-0-access-token-in-a-custom-header/89805 "2026-04-09T12:14:53Z")
Hello, My API needs 2 values to identify / authorize any request: A bearer token (We have WSO2), that needs to be in the header ‘Authorization’ A SSO-JWT (To identify the current user) that I need to set in a custom h… --- ## [Unable to pass Task 3 in Assignment 1](https://community.postman.com/t/unable-to-pass-task-3-in-assignment-1/89356)
**Author:** [@payload-geoscientis4](https://community.postman.com/u/payload-geoscientis4)\ **Replies:** 1\ **Last updated:** [March 19, 2026, 11:19am UTC](https://community.postman.com/t/unable-to-pass-task-3-in-assignment-1/89356 "2026-03-19T11:19:17Z")
I’ve tried to paste my API key in task 3 but getting Invalid API key response. Anyone can help --- ## [Unable to sign in – not receiving verification or confirmation emails](https://community.postman.com/t/unable-to-sign-in-not-receiving-verification-or-confirmation-emails/89198)
**Author:** [@avionics-physicist-6](https://community.postman.com/u/avionics-physicist-6)\ **Replies:** 1\ **Last updated:** [March 8, 2026, 3:11pm UTC](https://community.postman.com/t/unable-to-sign-in-not-receiving-verification-or-confirmation-emails/89198 "2026-03-08T15:11:26Z")
Hello, I’m experiencing an issue with my Postman account and I’m not sure how to resolve it. I created my account in 2023, and although I haven’t used Postman very frequently in the past few months, I’m now trying to l… --- ## [Broken authentication with latest postman version](https://community.postman.com/t/broken-authentication-with-latest-postman-version/89157)
**Author:** [@aabulhoda](https://community.postman.com/u/aabulhoda)\ **Replies:** 1\ **Last updated:** [March 6, 2026, 3:05pm UTC](https://community.postman.com/t/broken-authentication-with-latest-postman-version/89157 "2026-03-06T15:05:22Z")
Updated postman to latest 12.x, firstly the migration from json to yaml was not successful for all of my collections, if a collection was missing any collection level auth or variables the .resource folder got missed pre… --- ## [Environment specific OAuth2 Authorization in Collections](https://community.postman.com/t/environment-specific-oauth2-authorization-in-collections/37277)
**Author:** [@zahir](https://community.postman.com/u/zahir)\ **Replies:** 11\ **Last updated:** [March 6, 2026, 12:47am UTC](https://community.postman.com/t/environment-specific-oauth2-authorization-in-collections/37277 "2026-03-06T00:47:44Z")
My question: I’ve created a Collection and setup the Authorization to use OAuth2 - however this collection has requests that are designed to be used with a number of different environments, each environment with its own … --- ## [TypeError:Cannot read properties of undefined (reading 'sigBytes') HMAC](https://community.postman.com/t/typeerror-cannot-read-properties-of-undefined-reading-sigbytes-hmac/88862)
**Author:** [@aboudra-dca3a8e7](https://community.postman.com/u/aboudra-dca3a8e7)\ **Replies:** 4\ **Last updated:** [February 26, 2026, 9:34am UTC](https://community.postman.com/t/typeerror-cannot-read-properties-of-undefined-reading-sigbytes-hmac/88862 "2026-02-26T09:34:38Z")
Plz any idea to resole TypeError:Cannot read properties of undefined (reading ‘sigBytes’ with HMAC? any think is set correctly in Env. Thank you --- ## [Is auth currently down?](https://community.postman.com/t/is-auth-currently-down/88689)
**Author:** [@cruxto](https://community.postman.com/u/cruxto)\ **Replies:** 2\ **Last updated:** [February 17, 2026, 11:07am UTC](https://community.postman.com/t/is-auth-currently-down/88689 "2026-02-17T11:07:02Z")
Hi All, Is it just me or is the postman auth down at the moment? I’m seeing a 500 error. But the status page reports no issues or errors? --- ## [Session Expired message every time opening the app](https://community.postman.com/t/session-expired-message-every-time-opening-the-app/88470)
**Author:** [@prod.rtk](https://community.postman.com/u/prod.rtk)\ **Replies:** 1\ **Last updated:** [February 6, 2026, 10:50am UTC](https://community.postman.com/t/session-expired-message-every-time-opening-the-app/88470 "2026-02-06T10:50:34Z")
Hi, my login is saved with postman and I used to be able to open the desktop app with a saved login session. Over the last few weeks every time I open the app I am getting the ”Your session for this account has expired. … --- ## [Invalid API-key for binance](https://community.postman.com/t/invalid-api-key-for-binance/43022)
**Author:** [@morty973](https://community.postman.com/u/morty973)\ **Replies:** 7\ **Last updated:** [January 30, 2026, 11:17am UTC](https://community.postman.com/t/invalid-api-key-for-binance/43022 "2026-01-30T11:17:59Z")
I’m newbie on crypto trading, i’m following the procedure from binance for trading via Postman. My question: how can i solve what follows? Issue details: I followed this procedure: and work on a PC with windows10. … --- ## [POST request is generating GET responses error](https://community.postman.com/t/post-request-is-generating-get-responses-error/88316)
**Author:** [@danayal-ale](https://community.postman.com/u/danayal-ale)\ **Replies:** 1\ **Last updated:** [January 29, 2026, 2:29pm UTC](https://community.postman.com/t/post-request-is-generating-get-responses-error/88316 "2026-01-29T14:29:11Z")
In Postman (Web/Desktop application) I am sending Post request of login but i am getting this error.. ”The GET method is not supported for route” And the same API is working properly with the Mobile/Web application. I… --- ## [Postman - oAuth 1.0 Signature Generation - NetSuite](https://community.postman.com/t/postman-oauth-1-0-signature-generation-netsuite/43143)
**Author:** [@ahall0223](https://community.postman.com/u/ahall0223)\ **Replies:** 2\ **Last updated:** [January 21, 2026, 7:04pm UTC](https://community.postman.com/t/postman-oauth-1-0-signature-generation-netsuite/43143 "2026-01-21T19:04:29Z")
Your question may already have an answer on the community forum. Please search for related topics, and then read through the guidelines before creating a new topic. Here’s an outline with best practices for making your… --- ## [Performance Test Runner Ignoring Scripts](https://community.postman.com/t/performance-test-runner-ignoring-scripts/75036)
**Author:** [@mustafa.motiwala](https://community.postman.com/u/mustafa.motiwala)\ **Replies:** 11\ **Last updated:** [January 5, 2026, 3:31pm UTC](https://community.postman.com/t/performance-test-runner-ignoring-scripts/75036 "2026-01-05T15:31:33Z")
i have an API that is returning bad data, but always returns 200 response code. but we think it is only during stress. when using the runner, we are able capture any bad data using the scripts. we tried running the p… --- ## [Could not get a response - Error: Client network socket disconnected before secure TLS connection was established](https://community.postman.com/t/could-not-get-a-response-error-client-network-socket-disconnected-before-secure-tls-connection-was-established/8968)
**Author:** [@spencer.dicaire](https://community.postman.com/u/spencer.dicaire)\ **Replies:** 11\ **Last updated:** [January 3, 2026, 3:34pm UTC](https://community.postman.com/t/could-not-get-a-response-error-client-network-socket-disconnected-before-secure-tls-connection-was-established/8968 "2026-01-03T15:34:40Z")
I have been trying to POST a test order to an API and have been getting the “Could not get any response” message. I have tried the solutions presented here to see if I could work around it but have had no luck. The conso… --- ## [Connect to Netbox REST API](https://community.postman.com/t/connect-to-netbox-rest-api/87558)
**Author:** [@raamo0261](https://community.postman.com/u/raamo0261)\ **Replies:** 1\ **Last updated:** [January 2, 2026, 12:18pm UTC](https://community.postman.com/t/connect-to-netbox-rest-api/87558 "2026-01-02T12:18:47Z")
Connect to Netbox REST API I came across with a problem to use Netbox REST API. And here is how I overcome that; So in order to use Netbox API you need to add Authentication to your requests. In your request go to \` Au… --- ## [Connect NetBox REST API in Postman](https://community.postman.com/t/connect-netbox-rest-api-in-postman/87720)
**Author:** [@priyanshipankhaniya2](https://community.postman.com/u/priyanshipankhaniya2)\ **Replies:** 0\ **Last updated:** [December 29, 2025, 5:52pm UTC](https://community.postman.com/t/connect-netbox-rest-api-in-postman/87720 "2025-12-29T17:52:00Z")
Authorization Failed (Beginner Friendly Explanation) What does this error mean? When Postman shows 401 Unauthorized, 403 Forbidden, or “Authentication failed”, it simply means: :backhand\_index\_pointing\_right: “The serv… --- ## [Whats the obsession with knowing my name and occupation?](https://community.postman.com/t/whats-the-obsession-with-knowing-my-name-and-occupation/87478)
**Author:** [@c-xiang-c79708eb](https://community.postman.com/u/c-xiang-c79708eb)\ **Replies:** 1\ **Last updated:** [December 12, 2025, 11:19am UTC](https://community.postman.com/t/whats-the-obsession-with-knowing-my-name-and-occupation/87478 "2025-12-12T11:19:28Z")
this image pops up EVERY time i open my postman. and when i submit it just gets stuck at loading forever. it has reach the point where postman is now unusable for me so i had to use apidog or older verison of post… --- ## [Cannot sign into Postman desktop in Amazon Workspaces](https://community.postman.com/t/cannot-sign-into-postman-desktop-in-amazon-workspaces/87308)
**Author:** [@rodharris](https://community.postman.com/u/rodharris)\ **Replies:** 2\ **Last updated:** [December 9, 2025, 11:38am UTC](https://community.postman.com/t/cannot-sign-into-postman-desktop-in-amazon-workspaces/87308 "2025-12-09T11:38:26Z")
I’ve scoured the web and tried to follow all the advice I’ve found, but for some reason I am still unable to successfully sign into Postman desktop within my Amazon Workspace. I’m constantly stuck in the Cloudflare loop… --- ## [Postman authentication issues](https://community.postman.com/t/postman-authentication-issues/87171)
**Author:** [@franc.guerin](https://community.postman.com/u/franc.guerin)\ **Replies:** 1\ **Last updated:** [December 2, 2025, 9:36am UTC](https://community.postman.com/t/postman-authentication-issues/87171 "2025-12-02T09:36:36Z")
Hello, Everytime i start postman (free account) i must re authenticate with my google account (it was not the case before, i never had to reauthenticate for a very long time) and worse my certificates settings are erase… --- ## [Extrct exact request](https://community.postman.com/t/extrct-exact-request/87090)
**Author:** [@humanbot000](https://community.postman.com/u/humanbot000)\ **Replies:** 2\ **Last updated:** [December 1, 2025, 10:06am UTC](https://community.postman.com/t/extrct-exact-request/87090 "2025-12-01T10:06:00Z")
How to extract exact request Potman executes in the back? I am currently trying to reverse engineer an API and through postman the request suceeds but when I copy the cURL and run it Amazon CloudFront blocks me with a 40… --- ## [Rollback Switch to Lightweight API](https://community.postman.com/t/rollback-switch-to-lightweight-api/87040)
**Author:** [@spacecraft-cosmona17](https://community.postman.com/u/spacecraft-cosmona17)\ **Replies:** 0\ **Last updated:** [November 27, 2025, 8:51am UTC](https://community.postman.com/t/rollback-switch-to-lightweight-api/87040 "2025-11-27T08:51:52Z")
Hi everyone, I have recently upgraded from an old Postman version to the latest available. Postman is currently running in a local environment without internet access, which makes impossible to perform login. Everythin… --- ## [Jira automatic authentication without reason](https://community.postman.com/t/jira-automatic-authentication-without-reason/83624)
**Author:** [@sgaudreau](https://community.postman.com/u/sgaudreau)\ **Replies:** 10\ **Last updated:** [October 27, 2025, 9:08am UTC](https://community.postman.com/t/jira-automatic-authentication-without-reason/83624 "2025-10-27T09:08:18Z")
Hi, since a couple of days, when we access the collections of an external team a guests, postman automatically redirect us to auth.atlassian.com without any reason. We talked with the Team and they didn’t activated anyt… --- ## [Moorle api callback for my website](https://community.postman.com/t/moorle-api-callback-for-my-website/86179)
**Author:** [@wordeychristian13](https://community.postman.com/u/wordeychristian13)\ **Replies:** 1\ **Last updated:** [October 24, 2025, 9:54am UTC](https://community.postman.com/t/moorle-api-callback-for-my-website/86179 "2025-10-24T09:54:36Z")
callback url for https://datawisegh.site/ when setting up moorle payment gateway api setting --- ## [Tracab API process for a MLS club](https://community.postman.com/t/tracab-api-process-for-a-mls-club/84934)
**Author:** [@marcoc-bb4dd1d4](https://community.postman.com/u/marcoc-bb4dd1d4)\ **Replies:** 1\ **Last updated:** [September 22, 2025, 11:45am UTC](https://community.postman.com/t/tracab-api-process-for-a-mls-club/84934 "2025-09-22T11:45:00Z")
Hi, I am part of a MLS club and I received guidelines to download raw data from TRACAB for MLS matches for Microsoft systems. Having a Mac the process is quite different and I cannot find any guidelines to help me, I wou… --- ## [Error: Could not complete OAuth 2.0 token request](https://community.postman.com/t/error-could-not-complete-oauth-2-0-token-request/84668)
**Author:** [@kiranpanchavati1](https://community.postman.com/u/kiranpanchavati1)\ **Replies:** 1\ **Last updated:** [September 14, 2025, 2:44pm UTC](https://community.postman.com/t/error-could-not-complete-oauth-2-0-token-request/84668 "2025-09-14T14:44:08Z")
Hello Team, I am getting the below error, Can anyone help me on this ? Error: Could not complete OAuth 2.0 token request { "error": { “code”: 401, “message”: “Request had invalid authentication credentials. Expe… --- ## [Setting Environment Variables for VALR API](https://community.postman.com/t/setting-environment-variables-for-valr-api/84434)
**Author:** [@jetklite888coin](https://community.postman.com/u/jetklite888coin)\ **Replies:** 4\ **Last updated:** [September 10, 2025, 8:30pm UTC](https://community.postman.com/t/setting-environment-variables-for-valr-api/84434 "2025-09-10T20:30:09Z")
I,my needing help to set the two Environment variables - yourApiKey and yourApiSecret to begin my Postman - VALR API to authorise my subaccount signature to activate the order book.etc. The assistance shall be used to h… --- ## [JSONError: "undefined" is not valid JSON](https://community.postman.com/t/jsonerror-undefined-is-not-valid-json/84497)
**Author:** [@frlong](https://community.postman.com/u/frlong)\ **Replies:** 1\ **Last updated:** [September 10, 2025, 8:43am UTC](https://community.postman.com/t/jsonerror-undefined-is-not-valid-json/84497 "2025-09-10T08:43:20Z")
I am trying to take a couple of strings hash them to form a secret and use that as a source for a credential. I am using Postman agent on my desktop and it reads “connected” and “listening on port 10533”. Despite this, … --- ## [Student Expert Course - Skillcheck test fails](https://community.postman.com/t/student-expert-course-skillcheck-test-fails/84330)
**Author:** [@research-meteorolo10](https://community.postman.com/u/research-meteorolo10)\ **Replies:** 4\ **Last updated:** [September 5, 2025, 2:35pm UTC](https://community.postman.com/t/student-expert-course-skillcheck-test-fails/84330 "2025-09-05T14:35:44Z")
I am stuck in this, No idea how will done this. [Next page](https://community.postman.com/tag/authentication/33.md?match_all_tags=true&page=1&tags%5B%5D=authentication)