in src/main/java/org/apache/sling/commons/crypto/webconsole/internal/EncryptWebConsolePlugin.java [140:143]
private void handleCryptoServiceNotFound(final HttpServletResponse response, final String id) throws IOException {
final String message = String.format("Crypto service with service id %s not found", id);
response.sendError(HttpServletResponse.SC_NOT_FOUND, message);
}