![]() ![]() ![]() If the prefix is found in the browser’s local copy, your browser now sends the prefix to Google’s servers, which ship back a list of all full 256-bit hashes of the matching URLs, so your browser can check for an exact match. Each time you visit a URL, your browser hashes it and checks if its 32-bit prefix is contained in your local database. Google sends the database of truncated hashes down to your browser. Google first computes the SHA256 hash of each unsafe URL in its database, and truncates each hash down to a 32-bit prefix to save space. Here is how Google provides this service, called the "Update API", according to cryptography researcher Matthew Green: 1. Google has a big list of these sites and created "safe browsing" to help notify users when the site they are accessing could be malicious. Users sometimes come across malicious sites and phishing pages. This is a service originally developed by Google. The "Fraudulent Website Warning" service uses Google Safe Browsing and Tencent Safe Browsing. How to disable sending data to Google and Tencent. Scroll down a bit and toggle "Fraudulent Website Warning" to the off position.Here is how to disable the "Fraudulent Website Warning" in iOS: Keep in mind that disabling this feature can make you more vulnerable to accessing fraudulent websites. To stop your IP address from being sent to Google and Tencent, you must disable the "Fraudulent Website Warning". Since many apps open Safari from within the app, it is almost impossible to avoid Safari. When you view a web page from inside an app, the pages open inside a version of the Safari browser. market share of over 50% since it is the default browser on iOS devices.Īlso, even if you use a third-party browser on your iOS device, your data may be still sent to Google and Tencent. This data is being shared automatically by a lot of people. It is shared in order to determine if the website you are visiting is a fraudulent site. Your IP address can reveal your general location and other details about you. While the actual URL you visit is not shared, your IP address is shared. The actual URL of a website you visit is never shared with a safe browsing provider and the feature can be turned off. To accomplish this task, Safari receives a list of websites known to be malicious from Google, and for devices with their region code set to mainland China, it receives a list from Tencent. When the feature is enabled, Safari checks the website URL against lists of known websites and displays a warning if the URL the user is visiting is suspected of fraudulent conduct like phishing. Here is what an Apple spokesperson said about this feature in a statement to The Register: Apple protects user privacy and safeguards your data with Safari Fraudulent Website Warning, a security feature that flags websites known to be malicious in nature. Notification on iPhone that your data will be sent to Google and Tencent. It is possible to stop your data from being sent to these companies.ĭevices send data to Tencent if the region code is set to mainland China. Tencent also works closely with the Chinese government. Tencent is the Chinese equivalent of Facebook, who owns the popular WeChat mobile app. If you use Safari on certain versions of iOS, then your IP address is being sent to Google or Tencent by default. ![]()
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