Sometimes I want to transfer files including ownership. This is not possible as normal user as the chown(2) system call requires special privileges, that is: uid == 0. However, I do not want to open ssh access for root, but go with the usual way to elevate my privileges: sudo.
I will go through common solutions presented on the web and explain why these do not work at all without significant modifications on the remote host and then present a working solution using X11-Forwarding that is less invasive.
About a year ago, I wrote an article why I no longer trust StartSSL. Back then, I said I switched to a paid certificate issued by Comodo under the PositiveSSL brand instead. A reader now brought a recent issue with a Comodo certificate erroneously issued for Microsoft’s Windows Live to my attention and asked whether I would still prefer them over StartSSL.
Do you still trust Commodo to be more trustworthy than StartCom just because they asked for money to handle revocations? Think twice – a guy from Finland managed to get a valid certificate from Commodo for “live.fi”, (Microsoft Live in Finland), just because he was able to register “email@example.com” as his e-mail-address: