TOS
An abbreviation of Terms of Service.
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MTProto
abbreviation of Mobile Transport Protocol, a transport protocol used by the Telegram API
core.telegram.org/mtproto
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TON
abbreviation of The Open Network (previously Telegram Open Network), a decentralized computer network that hosts TON Blockchain
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TSF
abbreviation of Telegram Support Force
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DC
Short for “Data Center.” Used commonly as a prefix when identifying Telegram’s data centers (e.g., DC1, DC2).
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