I was trying to update my Kali Linux with the version of 2017, and go the following error:
W: An error occurred during the signature verification...…..
Also I got:
W: Failed to fetch http://.....
And the system was saying:
W: Some index files failed to download. They have been ignore....
How fix this? Run the following command:
wget -q -O - https://archive.kali.org/archive-key.asc | apt-key add