將 Ubuntu 從 14.04 升級到 16.04 後，我遇到了以下兩個問題。
1.當我執行 sudo apt-get update 時，我得到：
W: <http://us.archive.ubuntu.com/ubuntu/dists/precise-security/InRelease>: Signature by key 630239CC130E1A7FD81A27B140976EAF437D05B5 uses weak digest algorithm (SHA1)
W: <us.archive.ubuntu.com/ubuntu/dists/precise-updates/InRelease>: Signature by key 630239CC130E1A7FD81A27B140976EAF437D05B5 uses weak digest algorithm (SHA1)
W: <us.archive.ubuntu.com/ubuntu/dists/precise-backports/InRelease>: Signature by key 630239CC130E1A7FD81A27B140976EAF437D05B5 uses weak digest algorithm (SHA1)
W: <archive.canonical.com/ubuntu/dists/precise/Release.gpg>: Signature by key 630239CC130E1A7FD81A27B140976EAF437D05B5 uses weak digest algorithm (SHA1)
2.沒有wifi連線。
我很感激任何建議。
預先感謝您並致以最誠摯的問候
答案1
您不必擔心該訊息。這只是一個警告。 SHA1 雜湊演算法已被棄用。以下連結提供了有關此的更多資訊。
https://konklone.com/post/why-google-is-hurrying-the-web-to-kill-sha-1