fingerprinting | 易学教程

Get fingerprint of current page's SSL certificate in a Chrome extension

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I'm attempting to write an extension which verifies the SHA1 fingerprint of a site's SSL certificate with a third party. However it doesn't seem to be possible to do this either through native JavaScript or Chrome's extension APIs. I found this question which would seem to do what I want: How can I get the SSL Certificate info for the *current* page in a Firefox Extension But unfortunately it is only applicable to Firefox. Is there any way to do this in a cross browser compatible way, or even just in Chrome? Not as of January 2014 (but there are bug reports on file). Firefox Firefox currently

Device fingerprinting (Android and iOS)

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问题 I need a way to uniquely identify android and iOS device even after my application is uninstalled and installed again. Both ANDROID_ID and UUID do not do the job. Maybe there are some libraries dedicated to this task? 回答1: Regarding iOS side, as described in this thread: Eskimo1s' answer: "iOS puts serious restrictions on unique persistent identifiers because of privacy concerns. There are several WWDC sessions that discuss this and I strongly encourage you to watch them: WWDC 2012 Session

Get fingerprint of current page's SSL certificate in a Chrome extension

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问题 I'm attempting to write an extension which verifies the SHA1 fingerprint of a site's SSL certificate with a third party. However it doesn't seem to be possible to do this either through native JavaScript or Chrome's extension APIs. I found this question which would seem to do what I want: How can I get the SSL Certificate info for the *current* page in a Firefox Extension But unfortunately it is only applicable to Firefox. Is there any way to do this in a cross browser compatible way, or even

User recognition without cookies or local storage

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问题 I\'m building an analytic tool and I can currently get the user\'s IP address, browser and operating system from their user agent. I\'m wondering if there is a possibility to detect the same user without using cookies or local storage? I\'m not expecting code examples here; just a simple hint of where to look further. Forgot to mention that it would need to be cross-browser compatible if it\'s the same computer/device. Basically I\'m after device recognition not really the user. 回答1: