Here's the info you need: http://stackoverflow.com/questions/1933134/add-iis-7-apppool-identities-as-sql-server-logons and http://learn.iis.net/page.aspx/624/application-pool-identities/

The custom TimeSpan format specifiers do not include placeholder separator symbols, such as the symbols that separate days from hours, hours from minutes, or seconds from fractional seconds. [More]

OWASP https://www.owasp.org/index.php/Category:How_To Web application security is an essential component of any successful project, whether open source PHP applications, web services such as straight through processing, or proprietary business web sites. Hosters (rightly) shun insecure code, and users shun insecure services that lead to fraud. The aim of this Development Guide is to allow businesses, developers, designers and solution architects to produce secure web applications. If done from the earliest stages, secure applications cost about the same to develop as insecure applications, bu... [More]