Html5 Lite

I have a textarea inside a form. Before the form is submitted, the textarea is validated and checke… Read more Compare Array Of Words To A Textarea Input With Javascript

To make the question clear: is the proposal below considered 'secure'? (i.e. doesn't in… Read more Secure Browser-side Cache In Local Storage

Let's say I have some code that creates an HTML page with a JSON service call. How can I preven… Read more Prevent Others From Calling Your Json Web Service

I've found a lot of info on sanitizing, filtering, and validating forms when it comes to simple… Read more Data Filtering, Sanitation, And Validation For Html-allowed Inputs

On my website, users will be able to input html tags for the content so the text can be bold, itali… Read more Show Html User Input, Security Issue

I have to process a feed from a data provider, in this feed they provide us with image URL, current… Read more Is It Secure To Blindly Trust Image Urls And Output Them Into Html Img Tags On A Site? Can It Be Used To Inject Code?

The HTML5 clipboard is awesome, but I am looking for a way to make it safe. The user is pasting tex… Read more Sanitize All Scripts From Html String

I want my forum users to be able to insert links and other allowed tags. For example I would like t… Read more Php Security - Combining Functionality Of Strip_tags(); & Htmlspecialchars();

So, going from the discussion here where I was soundly rebuked and for good reason. I want to give … Read more How To Change Clients' Site Dynamically?

I wrote a server-client app in javascript/HTML5 its supposed to allow clients to communicate/play a… Read more How To Save Unauthorised Manipulation In A Javascript

My friend has a web site on ovh.com.Since a couple of days, the site is flagged as dangerous by goo… Read more Personal Web Site Hacked On Ovh.com, Code Added In Html

I don't know if this is really dangerous, but, as Google does it with its HTML and Javascript s… Read more Why Is It Dangerous To Render User-generated Html Or Javascript?

I have a queastion about ActiveXObject in javascript. I have tryed this code in Mozila FireFox 6.0.… Read more Javascript Activexobject

On a form of my web app, I've got a hidden field that I need to protect from tampering for secu… Read more How To Detect Hidden Field Tampering?

I want to allow users to create tiny templates that I then render in Django with a predefined conte… Read more Making User-made Html Templates Safe

This has been stressing me out.. I have a hidden input: I'm populating the hidden input with … Read more Prevent Hidden Input From Being Altered

Hey guys so Ive got a question, is there a something I could use when inserting data into the SQL t… Read more Sql Preventation Of Xss

Nowadays I am learning about web security, XSS, etc. As XSS basically targets a client-agent (web b… Read more Why Can't We Have Some Antixss Literal Html Tag

I am working on a problem where i want to restrict a user to open a PHP page This is my javascript-… Read more How To Restrict User To Open A Existing Php Page?

I need to implement a simple and efficient XSS Filter in C++ for CppCMS. I can't use existing h… Read more Writing Xss Filter For (x)html Based On White List