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PCI v4.0 - 4.2.1.2: Utilize Strong Cryptography When Transmitting Primary Account Numbers

Auditors recommend avoiding the use of wireless networks to transmit Primary Account Numbers (PAN) and suggest utilizing strong cryptography for authentication and transmission if necessary. Highlights Auditors advise against using wireless networks for PAN transmission 🚫 Requirement 4.2.1.2 targets wireless networks transmitting PAN 📡 Use strong cryptography for authentication and transmission in wifi networks 🔐 Industry best practices determine what constitutes strong cryptography 🌐 Older wireless network protocols are not valid for supporting 4.2.1.2 🚫 Securing and maintaining wireless networks can be challenging for organizations 🛡️ If using a wireless network, ensure the best possible cryptography is in place 🛡️ Key Insights Auditors caution against using wireless networks for transmitting PAN due to security risks. 🚫 Requirement 4.2.1.2 specifically addresses the need for strong cryptography in wifi networks for PAN transmission. 🔐 The definition of strong cryptography is determined by industry best practices, as wireless technology evolves rapidly. 🌐 It is crucial to stay updated and use the best available cryptography in wireless networks to prevent compromises. 🔒 Older wireless network protocols are not suitable for meeting the requirements of 4.2.1.2, emphasizing the need for modern security measures. 🚫 Securing and maintaining wireless networks can be complex and demanding for organizations, highlighting the importance of robust security practices. 🛡️ While wireless networks pose challenges, implementing strong cryptography can enhance security measures in PAN transmission. 🔐