rene@foo:/tmp$ wget https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz
--2016-05-14 07:48:53-- https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz
Resolving www.hiawatha-webserver.org... 2a02:348:80:c9f9::1, 141.138.201.249
Connecting to www.hiawatha-webserver.org|2a02:348:80:c9f9::1|:443... connected.
Unable to establish SSL connection.
rene@foo:/tmp$
curl -O https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz
ene@foo:/tmp$ wget -d https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz
DEBUG output created by Wget 1.12 on linux-gnu.
--2016-05-14 08:20:22-- https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz
Resolving www.hiawatha-webserver.org... 2a02:348:80:c9f9::1, 141.138.201.249
Caching www.hiawatha-webserver.org => 2a02:348:80:c9f9::1 141.138.201.249
Connecting to www.hiawatha-webserver.org|2a02:348:80:c9f9::1|:443... connected.
Created socket 3.
Releasing 0x00000000023bc730 (new refcount 1).
Initiating SSL handshake.
SSL handshake failed.
Closed fd 3
Unable to establish SSL connection.
rene@foo:/tmp$
rene@foo:/tmp$ curl -O https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
curl: (35) error:1407742E:SSL routines:SSL23_GET_SERVER_HELLO:tlsv1 alert protocol version
rene@foo:/tmp$
wget wget https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz --no-check-certificate
rene@foo:/tmp$ curl -O https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 10744 100 10744 0 0 100k 0 --:--:-- --:--:-- --:--:-- 120k
rene@foo:/tmp$ ls
rene@foo:/tmp$ wget https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz --secure-protocol=TLSv1 --no-check-certificate
--2016-05-14 12:39:23-- https://www.hiawatha-webserver.org/files/letsencrypt.tar.gz
Resolving www.hiawatha-webserver.org... 2a02:348:80:c9f9::1, 141.138.201.249
Connecting to www.hiawatha-webserver.org|2a02:348:80:c9f9::1|:443... connected.
WARNING: cannot verify www.hiawatha-webserver.org's certificate, issued by "/C=NL/ST=Zuid-Holland/L=Delft/O=Leisink.net/CN=Leisink.net CA/emailAddress=hugo@leisink.net":
Unable to locally verify the issuer's authority.
WARNING: certificate common name "*.leisink.net" doesn't match requested host name "www.hiawatha-webserver.org".
HTTP request sent, awaiting response... 200 OK
Length: 10744 (10K) [application/x-gzip]
Saving to: "letsencrypt.tar.gz.1"
100%[========================================================================================================================================>] 10,744 --.-K/s in 0.001s
2016-05-14 12:39:23 (6.97 MB/s) - "letsencrypt.tar.gz.1" saved [10744/10744]
rene@foo:/tmp$