Pricing

Pay per usage

Webhook Signature Verifier

Verify HMAC-SHA256/SHA1/SHA512, Stripe-Signature, GitHub X-Hub-Signature-256, Apify webhook, and Bearer-token webhook payloads against a shared secret. Constant-time compare, per-check pass/fail, structured reason codes for n8n/Make/Sheets alerts.

Pricing

Pay per usage

Rating

0.0

(0)

Developer

Nikita S

Actor stats

Bookmarked

Total users

Monthly active users

3 days ago

Last modified

Categories

Developer tools

Other

Verification mode (single-check fallback)

mode

Optional

Used when 'checks' is empty.

Type:string

Default:hmac_sha256

Shared secret

secret

Optional

Webhook signing secret. Treated as sensitive.

Type:string

Default:

Provided signature / header value

signature

Optional

Raw header value (e.g. 'sha256=abc...' for HMAC, 't=...,v1=...' for Stripe, 'Bearer ...' for token).

Type:string

Default:

Expected Bearer token

token

Optional

Used when mode is 'bearer'.

Type:string

Default:

Optional override timestamp (epoch seconds)

timestamp

Optional

If set, used as the signed timestamp for Stripe mode (skips skew check).

Type:string

Default:

Tolerance (seconds, Stripe mode)

toleranceSeconds

Optional

Maximum allowed clock skew for Stripe-style signatures.

Type:integer

Minimum:0

Maximum:86400

Default:300

Payload text (single-check fallback)

payloadText

Optional

Raw webhook body to verify against.

Type:string

Default:

Content type

contentType

Optional

MIME of payloadText (used by the parser to choose JSON/form/XML).

Type:string

Default:application/json

Public payload URLs

payloadUrls

Optional

Fetch public URLs and verify each payload against the top-level check.

Type:array

Default:

[]

Raw body for single inline check (no fetch)

rawBody

Optional

If set, runs an additional check against this body without any fetch.

Type:string

Default:

Multiple checks (advanced)

checks

Optional

Array of {mode, secret, signature, token, rawBody} objects; each runs against payloadText/payloadUrls or its own rawBody.

Type:array

Default:

[]

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