https://community.nxp.com/t5/S32K/CSEc-Erasekey/m-p/2206280#M54552 CSEc 擦除密钥用到的KDF函数，从一个密钥生成一个密钥，这个函数里面用到的master euc key可以是M1-M3吗，还是必须是明文？For the KDF function used in CSEc key erasure, which generates one key from another key, can the master euc key used in this function be M1-M3, or must it be plaintext? Tue, 18 Nov 2025 01:08:23 GMT xiaoweix 2025-11-18T01:08:23Z https://community.nxp.com/t5/S32K/CSEc-Erasekey/m-p/2206280#M54552 CSEc 擦除密钥用到的KDF函数，从一个密钥生成一个密钥，这个函数里面用到的master euc key可以是M1-M3吗，还是必须是明文？For the KDF function used in CSEc key erasure, which generates one key from another key, can the master euc key used in this function be M1-M3, or must it be plaintext? Tue, 18 Nov 2025 01:08:23 GMT https://community.nxp.com/t5/S32K/CSEc-Erasekey/m-p/2206280#M54552 xiaoweix 2025-11-18T01:08:23Z https://community.nxp.com/t5/S32K/CSEc-Erasekey/m-p/2206380#M54560 <P><A href="mailto:Hi@xiaoweix" target="_blank">Hi@xiaoweix</A></P> <P>你的相同的问题：</P> <P><A href="https://community.nxp.com/t5/S32K/CSEc-Erasekey/m-p/2206281/highlight/false#M54553" target="_blank">https://community.nxp.com/t5/S32K/CSEc-Erasekey/m-p/2206281/highlight/false#M54553</A></P> <P>&nbsp;</P> Tue, 18 Nov 2025 03:20:54 GMT https://community.nxp.com/t5/S32K/CSEc-Erasekey/m-p/2206380#M54560 Senlent 2025-11-18T03:20:54Z