次の署名は無効でした：EXPKEYSIG ED444FF07D8D0BF6 KaliLinuxリポジトリ

Following Signatures Were Invalid

今日、kaliシステムを使用してapt-get updateを実行すると、次のエラーが報告されました。

root@xxxxx:~# wget https://http.kali.org/kali/pool/main/k/kali-archive-keyring/kali-archive-keyring_2018.1_all.deb root@xxxxx:~# apt install ./kali-archive-keyring_2018.1_all.deb

問い合わせたところ、2つのリンクが見つかり、正常に解決しました

https://www.tuicool.com/articles/ymqIvaA

http://blog.csdn.net/claytang/article/details/79384318

解決：

方法1：

wget -q -O-https：//archive.kali.org/archive-key.asc | apt-key add

方法2：

root@xxxxx:~# apt-get update Get:1 http://mirrors.aliyun.com/kali kali-rolling InRelease [30.5 kB] Err:1 http://mirrors.aliyun.com/kali kali-rolling InRelease The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository  Reading package lists... Done W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://kali.mirror.garr.it/mirrors/kali kali-rolling InRelease: The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository  W: Failed to fetch http://http.kali.org/kali/dists/kali-rolling/InRelease The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository  W: Some index files failed to download. They have been ignored, or old ones used instead. root@xxxxx:~

方法3：

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