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zeekay
1943f1c093
Multi-tenant commerce and billing: orders, subscriptions, invoices, plans, usage metering and a credit ledger. One Go binary. MIT OR Apache-2.0. Claude-Session: https://claude.ai/code/session_01SAtaDFm8VDiWrhYHNNtxMw
20 lines
505 B
Go
20 lines
505 B
Go
package mercury
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import (
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"crypto/hmac"
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"crypto/sha256"
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"encoding/hex"
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)
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// VerifySignature verifies a Mercury webhook signature.
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// Mercury signs payloads with HMAC-SHA256 using the webhook secret.
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func VerifySignature(payload []byte, signature string, secret string) bool {
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if signature == "" || secret == "" {
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return false
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}
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mac := hmac.New(sha256.New, []byte(secret))
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mac.Write(payload)
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expected := hex.EncodeToString(mac.Sum(nil))
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return hmac.Equal([]byte(expected), []byte(signature))
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}
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