}
        return value;
    }

    /**
     * Gets the Entra ID client secret from configuration.
     * Uses new entraid.client.secret key with fallback to legacy aad.client.secret.
     * @return The client secret.
     */
    protected String getClientSecret() {
        String value = ComponentUtil.getFessConfig().getSystemProperty(ENTRAID_CLIENT_SECRET);

search_engine.heartbeat_interval=10000

# Cipher algorithm used for encryption.
app.cipher.algorism=aes
# Secret key for encryption (change this value for production).
app.cipher.key=___change__me___
# Algorithm for digest calculation.
app.digest.algorism=sha256
# Regex pattern for properties to encrypt.
app.encrypt.property.pattern=.*password|.*key|.*token|.*secret

# Extension names for application customization.
app.extension.names=