var cloudSmsClient = new CloudSmsClient(apiKey, apiSecret);
Someone who already knows your password is attempting to bypass Two-Factor Authentication (2FA) to access your account. How to Handle an Unexpected NXSMS Code nxsms code
nxsms code Purpose: Generate and verify a numeric/token-based code sent over SMS for user authentication or transaction confirmation. Typical flow: var cloudSmsClient = new CloudSmsClient(apiKey