Q:W: Failed to fetch xxx Could not handshake: A TLS fatal alert has been received. [IP: x.x.x.x 443]
W: Failed to fetch https://apt.repos.intel.com/mkl/dists/all/InRelease Could not handshake: A TLS fatal alert has been received. [IP: 219.76.10.117 443]
W: Some index files failed to download. They have been ignored, or old ones used instead.
复制代码
# 错误原因:
外国源,无法访问
# 解决办法:
删除外国源,重新update
sudo mv /var/lib/apt/lists /var/lib/apt/lists.bak
sudo apt-get update
复制代码
Q:Certificate verification failed: The certificate is NOT trusted.
更换 Ubuntu 体系 apt 下令安装软件源
Certificate verification failed: The certificate is NOT trusted. The certificate issuer is unknown. Could not handshake: Error in the certificate verification.