# Webhooks | StableRadar

> Alertes webhook en cas de désancrage.

Canonical: https://stableradar.com/fr/tools/webhooks
Language: French (machine translation of interface text; data, names, dates, sources and legal texts as published). English original: https://stableradar.com/tools/webhooks
Generated: 2026-10-26T23:11:35.404Z (live figures are a snapshot at build time; see the canonical page for current values)

# Webhooks ÉCHANTILLON · UI only — delivery needs backend
Signés (HMAC-SHA256), backoff exponentiel, clés d'idempotence.

Charge utile

POST https://your.app/hooks/stableradar X-StableRadar-Signature: t=…,v1=hmac_sha256 Idempotency-Key: evt_… {"type":"peg.alert","asset":"USDT","status":"ELEVATED","deviation_bps":-12.4}

Politique de livraison

- Nouvelles tentatives **8 × exponentiel (1 s→1 h)**

- Délai dépassé **10 s**

- Signature **HMAC-SHA256**

- Ordre **sequence par actif**

Dernière mise à jour : 2026-10-26 · Sources : [CoinGecko](https://www.coingecko.com/), [DefiLlama](https://defillama.com/stablecoins), [Coinbase Exchange](https://exchange.coinbase.com/), [XRPL](https://xrpl.org/)