ubuntu apt-get update 由于没有公钥，无法验证下列签名： NO_PUBKEY 3B4FE6ACC0B21F32

╰+哭是因爲堅強的太久メ 2023-10-03 10:39 20阅读 0赞

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![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2E3NzIzMDQ0MTk_size_16_color_FFFFFF_t_70 1]

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3B4FE6ACC0B21F32

正确命令为：

$ sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3B4FE6ACC0B21F32

参考：

*  【正解】\[Ubuntu18.04\] gpg: 从公钥服务器接收失败：Server indicated a failure  
    https://www.jianshu.com/p/7f04a4448634
 *  apt-get update 由于没有公钥，无法验证下列签名： NO\_PUBKEY 3B4FE6ACC0B21F32  
    https://blog.csdn.net/longtype/article/details/104101636
 *  Ubuntu:由于没有公钥，无法验证下列签名  
    https://blog.csdn.net/qq\_37236149/article/details/111240085

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