Amazon Simple Notification Service

Deliver application-to-application (A2A) notifications to integrate and decouple distributed applications.

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Distribute application-to-person (A2P) notifications to your customers with SMS texts, push notifications, and email.

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Simplify your architecture and reduce costs with message filtering, batching, ordering, and deduplication.

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Increase message durability with archiving, replay, delivery retries, and dead-letter queues (DLQs).

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Deliver messages in a strictly ordered, first in, first out (FIFO) manner to maintain accuracy and consistency across independent applications.

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Encrypt messages with AWS Key Management Service (KMS), ensure traffic privacy with AWS PrivateLink, and control access with resource policies and tags.

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Fan out events across AWS categories, such as analytics, compute, containers, databases, IoT, machine learning (ML), security, and storage.

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Use worldwide SMS, with redundancy across providers. Set SMS origination identity with a sender ID, long code, short code, TFN, or 10DLC.

Learn more about SMS and mobile push notifications