AuthenticityToken is a feature of Ruby on Rails used to protect against CSRF
Questions tagged [authenticity-token]
81 questions
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InvalidAuthenticityToken from form in Rails 5.2
I had a working Rails5.2 application that needed a database restructure to improve the organisation of some tables. Since this change, I've found that some of my forms fails consistently on my local machine with this error:…

JohnP
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Redmine / Java native: Update query by script. Clone Fiddler request
I'm doing a script to update several queries that we use in our project everytime we deploy a sprint.
I'm trying to replicate the same request that I'm testing on Fiddler, that it is working, in the following…

Agorreca
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ActionController::InvalidAuthenticityToken with devise, rails and docker
I'm getting InvalidAuthenticityToken exception on every post request for my rails 5 app, running in docker container. I'm using devise in application, is this something related to devise or anything else?

Abhishek
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iPhone image (binary) file post to a Rails app
I am a backend Rails developer of an API. The API must accept an image upload from an iPhone client.
My question is what the Content-Type for the entire POST must be to allow the upload and not get trapped by the InvalidAuthenticityToken issue. …

Craig C.
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POST request done with Authenticity Token, but exception still rased
My controller is responding to a js GET request, and in my js.erb file I am reporting back with the Fingerprint2 generated browser data of the users browser. This is done with a POST request, because of the large data string, so I have inserted a…

Cjoerg
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Jmeter breaks the "authenticity_token" value in two keys due to ampersand present in it
Following value of authenticity_token getting truncated due to ampersand(&) in value.
authenticity_token=CUYGx8Wsvc4wVrqdqBSB0ePSvIZnRfh1Qf/XOWnekQc=
Due to this POST request is getting failed in Jmeter
HTTP format of POST request which got…

Feroz
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Authenticity_token is missing in custom action
I have a controller where I have a custom action (not part of the RESTful set) to create an association object.
The authenticity_token is not added to the form, I assume this is because the action is not part of the RESTful set?
How would I add…

Fellow Stranger
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Should Rails 4 authenticity tokens vary from form to form?
Every form on my home page is showing a different authenticity token. The CSRF meta tag shows yet another authenticity token.
Shouldn't they all be the same?
I created a new Rails 4 project and all the tokens matched.

Nick Urban
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Stress/load testing Ruby on Rails apps with Authenticity Tokens
My Ruby on Rails application is mostly contained behind a login page. I'd still like to be able to stress test these pages, as they have some heavy database access.
Sending the username and password into a post for my login isn't difficult, but the…

Eric the Red
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form submit params missing authenticity_token with Cucumber feature only
Is there a simple reason why my form_submits in my Rails 3 app don't generate requests with the authenticity_token set in Cucumber, while they do when run as development (and production)?
The app works perfectly, except I get a redirect to the login…

user2135543
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rails auto_complete plugin. how do i pass authenticity token?
I tried the auto_complete text field in rails 2.3.3 and the server says it denied request because of no authenticity token. I can see that the helper doesn't automatically create a parameter for it.
How I can manually do this? And I do not want to…

Jey Geethan
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Authenticity token not changing in rails 3
My application is built using rails 3 and i have added the csrf_meta_tag in application.html.erb.
<%= csrf_meta_tag %>
Authenticity token is changing for different users, but the token is same in the entire session i.e its not changing for each put…

anil.n
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Internet Explorer causes an Invalid Authenticity Token error
This works in all browsers except IE7 and IE8 ( and probably IE6 ).
For some reason it won't respect my Authenticity Token.
Any ideas, tips for debugging, workarounds?
My standard setup:
$(document).ajaxSend(function(event, request, settings) {
…

Trip
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protect_from_forgery and login forms
Reading about how protect_from_forgery works, I came across multiple articles such as this one which explains that the authenticity_token is bound to the user's session. All clear so far. But a question came up, how does protect_from_forgery work…

Iván Cortés
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How to fix mismatched csrf authenticity tokens in rails devise forms?
If I am understanding this correctly the input authenticity token should be matching the value above in the head element.
When submitting the devise sign up form I get a 422 Unprocessible Entity error.
I did delete my master.key and re-ran rails…

InterstellarBrandon
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