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0
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0answers
298 views

Socket.IO & WebSocket security - query certifcate/public key a leak?

Socket.IO and WebSocket do not provide underlying connection information (like the certificate or public key of the SSL/TLS channel), and I'm trying to understand the reasoning. The context for this ...
4
votes
1answer
412 views

WebRTC P2P SSL - Where are the keys generated?

My understanding is that with the WebRTC peer-to-peer data API, communications between peers are encrypted via a modified form of SSL. Where are the keys for the peer-to-peer SSL connection generated, ...
27
votes
3answers
8k views

What useful things can I do with the html5 “keygen” element?

There's a new* keygen element in the html5 spec. It's supported in major browsers excepting Internet Explorer and Safari. Here's what it looks like: <form action="processkey.cgi" method="post" ...
2
votes
1answer
112 views

Unusual ownership-ID using localStorage; any possible issues?

I'm working on a small side project in PHP. I may yet include some sort of actual username/password registration down the line, but for now, for ease of attracting attention, my goal is to allow for ...
5
votes
1answer
2k views

What are the benefits and drawbacks of the HTML5 Keygen element?

As of January 2013, what are the potential benefits and drawbacks of the HTML5 Keygen element?
11
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2answers
2k views

Security of running openpgp.js in a browser with the private key in HTML5 localStorage

If I were to write a web application using openpgp.js (http://openpgpjs.org/) for creating PGP encrypted/signed messages and if I stored the user's private key in localStorage, would this be ...
4
votes
2answers
898 views

Is it possible to create a secure chat web application relying on HTML5 web sockets?

Is it possible to create a secure chat web application using just HTML5 and Javascript? What possible security holes would there be if the server doesn't store the messages, just relay them using ...
1
vote
1answer
76 views

Couldn't websites that want to track our activity just store the data in the DOM?

For example as the value of an attribute of a html tag. <div cookie='id=1234'></div> Then if the user deletes the cookies while at least one page of the website is open, a javascript ...
5
votes
3answers
5k views

Is it safe to store password in HTML5 sessionStorage?

I am trying to improve the user experience on registration by not requiring the user to retype their password if validation on other fields fail. There are a few ways to implement this, example using ...
0
votes
1answer
159 views

How does DOCTYPE selection affect security of my AJAX app?

I'm considering using modern techniques to protect my Javascript code and am studying how the DOCTYPE element selection may impact that. Specifically, the linked question used IFrames which are not ...
6
votes
3answers
880 views

How secure are self decrypting HTML files for data storage?

I recently came across a JavaScript self decrypting archive. Is it secure enough to be used as a portable password storage tool? The author has even challenged it to be cracked.
0
votes
1answer
3k views

Websocket implication for firewalls

(I've read several questions here about websocket but apparently there's no websocket tag) If I understand correctly websockets are using TCP trafic over port 80. What are the implication, if any, ...
2
votes
2answers
440 views

HTTPOnly Cookies: Security Depends on Client Cooperation?

I've been implementing HTTPOnly cookie-based session handling and have some questions about what HTTPOnly means. I realise it's a flag that gets passed around in the HTTP header when setting cookies. ...
13
votes
3answers
860 views

Elaborate websockets security

I'm interested in learning more about web sockets security. Read that web sockets were originally in Firefox, removed for security reasons and now added back in with the problem resolved: ...
1
vote
1answer
419 views

How do I verify, parse and process the results of the HTML5 keygen tag?

I'm investigating the HTML5 attribute Keygen and discovered that it sends this data on a Form POST to the server. Here is an example POST: ...
7
votes
3answers
1k views

Are there any established mobile security frameworks or secure coding guidelines available?

I am looking for security frameworks and secure coding guidelines especially for mobile devices (Android and iOS). The languages I am interested in are Objective-C, JAVA and HTML5. If there are no ...
7
votes
1answer
989 views

How to use postMessage securely

postMessage is a primitive introduced in HTML5 that web pages can use for cross-origin communication. What do I need to do to use postMessage securely? What are the primary security pitfalls or ...
5
votes
2answers
1k views

HTML 5 Security Code Scanner

Are there code scanners in the market that scan HTML 5 code? Does anyone have a list of tags of specific CORS configurations that need/can be scanned?
3
votes
2answers
666 views

HTML Vulnerabilities

My question is three-fold. Background I was asked to do some vulnerability scans on a website with some holes (I think). On a particular page, I was able to escape the text field and write on the ...
9
votes
3answers
1k views

localStorage for apps over https. What expectations are there?

I run an online gradebook. To keep student data private, I transfer all data over https. Now, I'd like to use localStorage to avoid redundant calculations and server requests. However, according to ...