Encrypted messaging apps have become essential tools in the age of cyber threats and surveillance. With rising concerns over data privacy, especially after recent high-profile incidents, users are turning to platforms that offer more secure communication. Among the top contenders are Signal, Telegram, and WhatsApp—each with its own approach to privacy, encryption, and data handling.
Signal is widely regarded as the gold standard when it comes to messaging privacy. Backed by a nonprofit foundation and funded through grants and donations, Signal doesn’t rely on user data for profit. It collects minimal information—just your phone number—and offers strong on-device privacy controls, like disappearing messages and call relays to mask IP addresses. Being open-source, Signal allows independent audits of its code, ensuring transparency. Even when subpoenaed, the app could only provide limited data like account creation date and last connection, making it a favorite among journalists, whistleblowers, and privacy advocates.
Telegram offers a broader range of features but falls short on privacy. While it supports end-to-end encryption, this is limited only to its “secret chats,” and not enabled by default in regular messages or public channels. Telegram also stores metadata, such as IP addresses and contact info, and recently updated its privacy policy to allow data sharing with authorities under legal requests. Despite this, it remains popular for public content sharing and large group chats, thanks to its forum-like structure and
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