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used a repeated portion of their sucess token

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kim 2025-04-24 11:15:43 +01:00
commit f9da51e6c5
1 changed files with 5 additions and 2 deletions
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7
internal/middleware/nollamas.go
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@ -122,12 +122,15 @@ func (m *nollamas) Serve(c *gin.Context) {
token := m.token(c, &hash)
// For unique challenge string just use a
// portion of their unique 'success' token.
// repeated portion of their 'success' token.
// SHA256 is not yet cracked, this is not an
// application of a hash requiring serious
// cryptographic security and it rotates on
// a TTL basis, so it should be fine.
challenge := token[:len(token)/2]
challenge := token[:len(token)/4] +
token[:len(token)/4] +
token[:len(token)/4] +
token[:len(token)/4]
// Prepare new log entry with challenge.
l := log.WithContext(c.Request.Context())