The default CSP is invalid. See validateCSP.
No default CSP is present on the manifest.
No default fallback is present on the manifest.
The default fallback does not match any file in the file list.
No default index is present on the manifest.
The default index does not match any file in the file list.
The manifest has expired.
An extra CSP is invalid. See validateCSP.
The extra CSP object is not in the expected format.
A file hash is not in the expected format: the unpadded base64url encoding of a SHA-256 digest.
No file list is present on the manifest, or the file list is empty.
The number of valid signatures did not satisfy the threshold specified on the enrollment. Sigsum-specific.
The timestamp property is missing from the manifest. Sigsum-specific.
The timestamp value could not be verified. Sigsum-specific.
The manifest could not be verified against the signatures.
No wasm property is present on the manifest.
Error codes related to manifest validation.