Mengatasi Error Update Linux “The following signatures were invalid: EXPKEYSIG …”

error update linux - key expired

Ketika akan menginstall aplikasi tertentu di Sistem Operasi Linux, sangat disarankan melakukan update lebih dulu sudo apt-get  update. Namun proses update terkadang mengalami error, salah satunya adalah seperti berikut: Err:1 http://repo.mysql.com/apt/ubuntu bionic InRelease The following signatures were invalid: EXPKEYSIG 8C718D3B5072E1F5 MySQL Release Engineering <mysql-build@oss.oracle.com> Reading package lists… Done W: GPG error: http://repo.mysql.com/apt/ubuntu bionic InRelease: The following signatures were invalid: EXPKEYSIG 8C718D3B5072E1F5 MySQL Release Engineering <mysql-build@oss.oracle.com> E: The repository ‘http://repo.mysql.com/apt/ubuntu bionic InRelease’ is not signed. N: Updating from such a repository can’t be done securely, and is therefore disabled by default.…

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