Items tagged security, ajax in 2010
Filters: Year: 2010 × security × ajax × Sorted by date
Why do browsers allow cross-domain JavaScript to execute but not XMLHttpRequests?
It’s called the Same Origin Policy, and it’s principally about intranets. Imagine you have a URL http://intranet.corp/top-secret-...—and you then visit http://evil.example.com/ . If cross domain XHR was allowed the evil site could suck that secret document off your intranet without you realising.
[... 105 words]Side-Channel Leaks in Web Applications. Interesting new security research. SSL web connections encrypt the content but an attacker can still see the size of the HTTP requests going back and forward—which can be enough to extract significant pieces of information, especially in applications that make a lot of Ajax requests. # 23rd March 2010, 4:24 pm