xenial:
same steps as last comment.
reproduction using d-i version 20101020ubuntu451.26
~ # wget http://github.com/ --2018-12-19 20:15:36-- http://github.com/ Resolving github.com... 192.30.253.113, 192.30.253.112 Connecting to github.com|192.30.253.113|:80... connected. HTTP request sent, awaiting response... 301 Moved Permanently Location: https://github.com/ [following] --2018-12-19 20:15:36-- https://github.com/ Connecting to github.com|192.30.253.113|:443... connected. ERROR: cannot verify github.com's certificate, issued by 'CN=DigiCert SHA2 Extended Validation Server CA,OU=www.digicert.com,O=DigiCert Inc,C=US': Unable to locally verify the issuer's authority. To connect to github.com insecurely, use `--no-check-certificate'.
verification of fix using d-i version 20101020ubuntu451.27
~ # wget http://github.com/ --2018-12-19 20:18:37-- http://github.com/ Resolving github.com... 192.30.253.113, 192.30.253.112 Connecting to github.com|192.30.253.113|:80... connected. HTTP request sent, awaiting response... 301 Moved Permanently Location: https://github.com/ [following] --2018-12-19 20:18:37-- https://github.com/ Connecting to github.com|192.30.253.113|:443... connected. HTTP request sent, awaiting response... 200 OK Length: unspecified [text/html] Saving to: 'index.html'
index.html [ <=> ] 78.22K --.-KB/s in 0.04s
2018-12-19 20:18:37 (1.82 MB/s) - 'index.html' saved [80096]
xenial:
same steps as last comment.
reproduction using d-i version 20101020ubuntu4 51.26
~ # wget http:// github. com/ github. com/ com|192. 30.253. 113|:80. .. connected. /github. com/ [following] /github. com/ com|192. 30.253. 113|:443. .. connected. digicert. com,O=DigiCert Inc,C=US': certificate' .
--2018-12-19 20:15:36-- http://
Resolving github.com... 192.30.253.113, 192.30.253.112
Connecting to github.
HTTP request sent, awaiting response... 301 Moved Permanently
Location: https:/
--2018-12-19 20:15:36-- https:/
Connecting to github.
ERROR: cannot verify github.com's certificate, issued by 'CN=DigiCert SHA2 Extended Validation Server CA,OU=www.
Unable to locally verify the issuer's authority.
To connect to github.com insecurely, use `--no-check-
verification of fix using d-i version 20101020ubuntu4 51.27
~ # wget http:// github. com/ github. com/ com|192. 30.253. 113|:80. .. connected. /github. com/ [following] /github. com/ com|192. 30.253. 113|:443. .. connected.
--2018-12-19 20:18:37-- http://
Resolving github.com... 192.30.253.113, 192.30.253.112
Connecting to github.
HTTP request sent, awaiting response... 301 Moved Permanently
Location: https:/
--2018-12-19 20:18:37-- https:/
Connecting to github.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [text/html]
Saving to: 'index.html'
index.html [ <=> ] 78.22K --.-KB/s in 0.04s
2018-12-19 20:18:37 (1.82 MB/s) - 'index.html' saved [80096]