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10
votes
1answer
1k views

How to decide “I'll trust this software” for closed-source or precompiled software?

I am interested in watching an upcoming webinar that will discuss Puppet on AWS. In order to participate one needs to install a software application. Naturally, I won't do that as I can find enough ...
0
votes
1answer
44 views

Could it be insecure to suggest linking accounts to other identity providers based on their email address?

Let's say I have a site where users can log in with Google+ or Twitter. Now imagine a user called Bob going through the following steps: Sign in to my site using their twitter account. I request ...
0
votes
2answers
51 views

HTTP/S <-> HTTP/S cross-site requests: what do third-party websites know about where their objects are being referenced from?

There are four general cross-site request combinations security-wise, and I want to know whether ysite.com, in each case, knows that the reason I downloaded one of its resources was because I was ...
1
vote
2answers
6k views

SSL handshake exception: unable to find valid certification path to requested target

We are using a third party payment service for our web users to be able to pay for courses. Once payment is completed however, payu attempts to connect to our site and run an IPN. However, they get ...
0
votes
1answer
36 views

Partial Man on the End Security

The Situation: I'm developing a script that runs in a popular sandbox game as a paid service for other developers. The problem is that the game does not implement a way to do so. The language is Lua ...
6
votes
2answers
315 views

What to do about “approved” direct banking MITM sites like sofort.com?

Brussels Airlines allows several payment types, only two of which are free: Maestro and Sofort Banking: The second option was new to me, but direct debit is usually a free and practical way to pay: ...
0
votes
2answers
71 views

Deniable discussions online [closed]

Consider this scenario: Alice is a typical corporate shark. She wants to get ahead in her organisation. Alice has a sensitive information security scenario, she needs expert consultation but she ...
2
votes
2answers
171 views

security reviews of third party code

I am not familiar with all the steps involved in a full-fledged information security review of an in-house developed application, so I am wondering whether or not the following scenario is ...
1
vote
0answers
105 views

Allowing third-party clients to authenticate with an app server

I'm working on an app that is planned to be licensed to OEMs, who would in turn offer it as a service to their users.  We would host the app server and the OEM would optionally host the app's web ...
1
vote
1answer
102 views

Could a third party access my system - particularly browsing history?

Could clicking on an e-mail attachment (a Microsoft Excel file) from a trusted source (work colleague) have installed a tracking virus that would have allowed the sender to obtain browsing history ...
0
votes
1answer
43 views

How could a comments plugin be securely loaded from domains people are already logged into?

The fundamental idea is to load a blog comments plugin (like Disqus) from a domain someone is already logged into to save users time and increase engagement. I like the facebook comments plugin ...
2
votes
1answer
454 views

Facebook iOS SDK Authentication

The Facebook iOS SDK only needs your bundle & app IDs of your iOS app to match those of your Facebook app. If I find out an app's app ID, can't I just create another iOS app with that app's ...
3
votes
3answers
346 views

Should I install an SSL certificate for a website that uses a third party payment gateway?

I understand what an SSL certificate does but I need help evaluating if I need one for my client's website. His website sells holiday packages online but does so without asking for any credit card ...
1
vote
3answers
144 views

Can I trust profile data a 3rd party auth provider send to me?

This question may be related to this one, but I think we need to be sure. My website implement login via OpenID (or Google, or Facebook, etc.). On my website, authorization is based on user email ...
1
vote
1answer
366 views

Security implications of hosting third-party Javascript [duplicate]

A client of ours wants us to host a blob of Javascript for their custom-branded version of our website. It is hosted on a subdomain of our site (customer.example.com), but uses the same cookie domain ...