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Forcing SSL on a subdomain

April 9th, 2006 by Jim

It is common to create a subdomain named secure.domain.com, and then purchase (or self-sign) a SSL certificate to go with it. The intention is that visitors will see the word “secure” and feel better knowing that a secure communication channel is being used. Not everyone knows what the acronym SSL means, after all.

Simply having an appropriate host name does nothing to enforce the concept, though. The subdomain intended for SSL connections should not be accessed any other way, and likewise all other subdomains should disallow SSL connections.

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dos2unix / unix2dos

April 4th, 2006 by Jim

If you have ever found yourself on a Linux system that lacks the dos2unix or unix2dos commands, this reference may be helpful to you.

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