Html5 Tutorial

I want a user to be able to submit a url, and then display that url to other users as a link. If I … Read more How Can I Clean And Sanitize A Url Submitted By A User For Redisplay In Java?

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

Now that there are a couple of neat canvas demo's of both classic platform and even 3D fps game… Read more Html5 Multiplayer Game Security Solutions

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'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

I have this regex: var alphaExp = /^[a-zA-ZåäöÅÄÖ\s]+$/; This is for a name-field in a form vali… Read more Include The Hyphen Into This Regular Expression, How?

I am building a website and I have a questions with forms on login/registration page. I have a few … Read more Is Javascript Validation Enough To Keep My Forms Secure?

I was wondering if these is some kind of technique so persist sensitive data out of a web app. I kn… Read more Persist Sensitive Data In Browser? Possible?

On my client side, I have a rich text area where the user is allowed to enter HTML. Then, how on PH… Read more Filter Html On Php

Recently I worked on a library that supports using workers for some heavy lifting. I found out that… Read more Why Are Cross Origin Workers Blocked And Why Is The Workaround Ok?

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

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

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

Storing credit card info in web servers under my company's control creates severe security risk… Read more What Are The Security Implications Of Html5 Local Storage For Credit Card Info

Here's the summary of my code: My website basically just loops the content of all the rows of … Read more Is It Safe To Put An Id (will Insert In Db) Into A Hidden Input?

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?

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

I have to create generator for web tests (using HTML and JavaScript). Test has to work offline and… Read more Secure Data In Javascript

I am looking for advice/criticism on how best to control access to an HTML5 application that is use… Read more Html5 Offline Authentication

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