जब कोई अनधिकृत उपयोगकर्ता या क्रैकर सिस्टम से डेटा चुराने या उसका दुरुपयोग करने के लिए अनधिकृत पहुंच प्राप्त करता है, तो इसे क्या कहा जाता है?

Arrange the following authentication factors in their progressive logical sequence as applied in a Multi-Factor Authentication (MFA) framework, advancing from basic memorized credentials to dynamic tokens, and concluding with physical traits. A. One-time codes B. Biometrics C. Passwords Choose the correct answer from the options given below:

An unsolicited email message sent to many recipients at once is known as ________.