tailieunhanh - Tạo mạng xã hội với PHP - part 9

Tham khảo tài liệu 'tạo mạng xã hội với php - part 9', công nghệ thông tin, đồ họa - thiết kế - flash phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Users Registration and Authentication Privacy policies When users sign up to any website they generally agree to the terms and conditions of the website and the privacy policy. While the terms and conditions generally set out information about liability conduct on the site and so on the privacy policy explains what will be done with the users data. It is important to be clear and honest with users about their data and reassuring about the security of their data. Facebook has had a lot of bad press recently relating to its privacy policy and the tools available to their users to protect their data. In particular one of their recent changes resulted in a document that was over 5 800 words long something that most users won t read or understand http www. 2010 05 12 facebook-privacy-policy-s_n_574389. html . When stating your privacy policies Be clear and concise Make it clear who can access the data they add to the site Are all profiles public How much information is available to what type of user How can the information be restricted Explain who owns the data does the user retain ownership or do they grant a licence of use to us It is also important for us to think about how we might allow users to change their own privacy settings including which profile information they would like to make public public only to their network or completely private particularly with regards to contact details and dates of birth. Some countries also have legislation in place governing the management of user data such as the Data Protection Act in the UK. This covers issues such as Security ensuring data is held securely and isn t easy for others to access unless the user s permission has been given Relevancy ensuring data held is kept up to date and is relevant Removal allowing users to request full removal of their data Access allowing users to request copies of all data held about them 62 Download from Chapter 3 Users At their core users can be .