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Serhii

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Build a Telegram Mini App with React: initData validation, @twa-dev/sdk, and MainButton

Build a Telegram Mini App with React: initData validation, @twa-dev/sdk, and MainButton

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5 min read
Handle Telegram InlineKeyboardMarkup in PHP: callback_query, answerCallbackQuery, and the 64-byte payload limit

Handle Telegram InlineKeyboardMarkup in PHP: callback_query, answerCallbackQuery, and the 64-byte payload limit

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7 min read
Validate Telegram Mini App initData in PHP: HMAC-SHA-256, timing-safe compare, and auth_date expiry

Validate Telegram Mini App initData in PHP: HMAC-SHA-256, timing-safe compare, and auth_date expiry

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4 min read
Handle Telegram Bot API Rate Limits in PHP: 429, Retry-After, Outbound Queues, and Grouping

Handle Telegram Bot API Rate Limits in PHP: 429, Retry-After, Outbound Queues, and Grouping

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5 min read
Verify Telegram Login Widget in PHP and Yii2: HMAC-SHA-256 hash, auth_date expiry, and binding telegram_id to a user

Verify Telegram Login Widget in PHP and Yii2: HMAC-SHA-256 hash, auth_date expiry, and binding telegram_id to a user

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5 min read
Build a Telegram Client Component for Yii2: DI, Token via params, 429 Retries, Error Logging

Build a Telegram Client Component for Yii2: DI, Token via params, 429 Retries, Error Logging

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5 min read
Send Telegram Bot API messages with PHP cURL: status checks, HTML escaping, and timeouts

Send Telegram Bot API messages with PHP cURL: status checks, HTML escaping, and timeouts

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5 min read
Send Website Form Submissions to Telegram with PHP

Send Website Form Submissions to Telegram with PHP

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6 min read
Customer data security in the Telegram bot: what to store and what not to

Customer data security in the Telegram bot: what to store and what not to

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1 min read
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