youtube-dl ERROR: no certificate

[VeryFoggy]

I tried to upgrade youtube-dl a few months ago. Not only did it NOT upgrade, it disabled the program. I don't know what I am doing, or not doing right. I don't know how to use no check certificate. Any thoughts?

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sudo wget https://yt-dl.org/downloads/2014.06.07/youtube-dl.sig -O youtube-dl.sig
gpg --verify youtube-dl.sig /usr/local/bin/youtube-dl
rm youtube-dl.sig
candy@candy-HP-Compaq-nc6400-EH522AV:~$ sudo wget https://yt-dl.org/downloads/2014.06.07/youtube-dl.sig -O youtube-dl.sig
[sudo] password for candy:
--2014-06-08 15:30:34-- https://yt-dl.org/downloads/2014.06.07/youtube-dl.sig
Resolving yt-dl.org (yt-dl.org)... 95.143.172.170, 2001:1a50:11:0:5f:8f:acaa:177
Connecting to yt-dl.org (yt-dl.org)|95.143.172.170|:443... connected.
ERROR: no certificate subject alternative name matches
requested host name `yt-dl.org'.
To connect to yt-dl.org insecurely, use `--no-check-certificate'.
candy@candy-HP-Compaq-nc6400-EH522AV:~$ sudo curl https://yt-dl.org/downloads/2014.06.07/youtube-dl -o /usr/local/bin/youtube-dl
sudo: curl: command not found
candy@candy-HP-Compaq-nc6400-EH522AV:~$
candy@candy-HP-Compaq-nc6400-EH522AV:~$ sudo wget https://yt-dl.org/downloads/2014.05.13/youtube-dl -O /usr/local/bin/youtube-dl
--2014-06-08 15:34:20-- https://yt-dl.org/downloads/2014.05.13/youtube-dl
Resolving yt-dl.org (yt-dl.org)... 95.143.172.170, 2001:1a50:11:0:5f:8f:acaa:177
Connecting to yt-dl.org (yt-dl.org)|95.143.172.170|:443... connected.
ERROR: no certificate subject alternative name matches
requested host name `yt-dl.org'.
To connect to yt-dl.org insecurely, use `--no-check-certificate'.

[bapoumba]

http://ubuntuforums.org/showthread.php?t=1850955
Thread closed.