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Learn about the system of Twitter verification, which indicates the authenticity of an account, and how it has changed over time. Find out how Twitter verifies different types of accounts, and what controversies it has faced over its verification process.
Learn about the 10-digit unique number that a wireless carrier uses to identify a mobile phone, also known as MSID or IMSI_S. Find out how the MIN is derived from the 10-digit telephone number and how it is used for mobile number portability and authentication.
Learn about electronic identification (eID), a digital solution for proof of identity of citizens or organizations. Find out how eID is used in different countries, such as Belgium, Estonia, Germany, and Iceland, and what are its benefits and challenges.
Find out how to get live expert help with your AOL needs, from email and passwords, technical questions, mobile email and more. You can also access 24/7 phone support if you are a paid member by calling 1-800-827-6364.
IMSI is a unique number that identifies cellular network users. It consists of three parts: mobile country code, mobile network code and mobile subscription identification number. Learn how IMSI is used for roaming and how to analyze it.
A system identification number (SID) is a code broadcast by cellular networks to identify a certain area. It is globally unique within AMPS, TDMA or CDMA networks and can be used to select a preferred network or modify signaling messages.
A personal identification number (PIN) is a numeric or alpha-numeric code used to authenticate a user accessing a system. Learn about the history, usage, and validation methods of PINs in financial services and other applications.
Learn about the process of verifying that an account is owned and operated by a real individual or organization on various websites. Find out the history, techniques, and benefits of account verification for online services and users.