I am looking for a good security certificate license for our company's website and email. I have couple question:
1.do I have to buy a ssl for Exchange server so that people can use cell phone to access email?
2.which company is the best one for security certificate license?
3.what's the everage price for that?
4.after I install that. will my webmail( owa) not show a "certificate error " message and need to click continue to show our webmail?