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1. #Wget no check certificate for free#
2. #Wget no check certificate update#
3. #Wget no check certificate software#
4. #Wget no check certificate download#
5. #Wget no check certificate windows#

The redirection problem should now be fixed. From my point of view it was really fixed. OpenDNS support reported that problem was fixed. GET /CACerts/DigiCertSHA2ExtendedValidationServerCA.crt HTTP/1.1 $ host -a Trying " ->HEADER<<- opcode: QUERY, status: NOERROR, id: 14219 GET /CACerts/ DigiCertSHA2Ext endedValidation ServerCA. X509 certificate successfully verified and matches host -request begin. Issuer: /C=US/O=DigiCert Inc/OU= com/CN= DigiCert SHA2 Extended Validation Server CA Subject: /businessCatego ry=Private Organization/ 1.3.6.1. Handshake successful connected socket 3 to SSL handle 0x00000000006ff670 13:54:34- https:/ /com/CACerts/ DigiCertSHA2Ext endedValidation ServerCA. Under similar conditions, AAAA record is ignored and wget downloads certificate from correct server:ĭEBUG output created by Wget 1.15 on linux-gnu.

#Wget no check certificate download#

For some reason, wget (and git) tries to use AAAA record to download certificate. Received 78 bytes from 208.67.222.222#53 in 62 msįrom these examples, I assume that record 0 IN AAAA returned by OpenDNS server is not valid and should be ignored. flags: qr rd ra QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 0 >HEADER<<- opcode: QUERY, status: NOERROR, id: 17002 Let's try to get DNS details about I use OpenDNS server: Notice, that wget tries to download certificate from IPv6 address ::ffff: 67.215. Requested host name `To connect to insecurely, use `-no-check- certificate'. Issuer: /C=US/O=DigiCert Inc/CN=DigiCert Secure Server CAĮRROR: no certificate subject alternative name matches Subject: /C=US/ST= California/ L=San Francisco/ O=OpenDNS, Inc./CN= *.opendns. Handshake successful connected socket 3 to SSL handle 0x08ca1968

13:26:04- https:/ /com/CACerts/ DigiCertSHA2Ext endedValidation ServerCA. crtĭEBUG output created by Wget 1.13.4 on linux-gnu. $ wget -d https:/ /com/CACerts/ DigiCertSHA2Ext endedValidation ServerCA. Lets, try to download a certificate with wget: There is some problem (or change) with OpenDNS that I use and that change has impact to SSL related services. I guess wget is not troublemaker, but there is a problem in somepart related to DNS.

wget helped me to understand this problem. I observe the problem with wget, git and maybe other utilities.

#Wget no check certificate windows#

This entry was posted in Android, Computers, Linux, software, Windows XP by Joe Wein.

#Wget no check certificate update#

Would update the ca-certificates package and that allowed wget to trust the new certificate. They need an updated of the root certificate store.

#Wget no check certificate software#

That’s because it’s signed with a new root certificate that a lot of older software don’t trust yet.

#Wget no check certificate for free#

It turns out, Let’s Encrypt which is used by many websites for free encryption certificates previously had a certificate that expired on September 30 and which has been replaced by a new certificate but many pieces of software don’t retrieve the new certificate.

The quick fix, obviously, was to add the –no-check-certificat to the command line, which allows the download to go ahead, but what’s the root cause? My assumption was that the site owner had let an SSL certificate expire, but after it happened with a second site from the same date, I got suspicious. To connect to SOME.HOSTNAME insecurely, use `–no-check-certificate’. When I investigated the problem, I could see an error message from the wget program in Linux:Ĭonnecting to SOME.HOSTNAME (SOME.HOSTNAME)|1.2.3.4|:443… connected.ĮRROR: cannot verify SOME.HOSTNAME’s certificate, issued by ‘/C=US/O=Let’s Encrypt/CN=R3’: Two websites that I download data from using automated processes stopped giving me new data from October 1.