Which strategy can help prevent unauthorized access to sensitive information on mobile devices?

Implementing strong password policies is an effective strategy to help prevent unauthorized access to sensitive information on mobile devices. Strong passwords serve as a fundamental line of defense against unauthorized users, as they make it significantly harder for individuals to gain access to devices and sensitive data. A strong password typically includes a combination of upper and lower case letters, numbers, and special characters, and is not easily guessable. This complexity increases the security of the device, making it resilient against brute-force attacks and unauthorized access attempts.

While offering training sessions on mobile usage is beneficial and can enhance overall awareness of security best practices, it is the strong password policy that directly impacts the ability to protect individual devices from unauthorized access. The provision of unlimited storage on devices does not contribute to security measures, as it could potentially lead to information overload and reduced diligence in managing data. Likewise, using common passwords for convenience severely undermines security, as these passwords are often easily guessed or compromised. Therefore, implementing strong password policies stands out as the most effective strategy in this context.