InGuardians is a consultancy offering security intelligence and research for their clients. They may host files used in their demos which are malicious if not handled properly.
However, they do nothing malicious against their site's visitors. They have several checks and warnings in place to alert the user to the threats of what they may be downloading.
This is Andrew Smith's personal website and it hosts an assortment of his projects. The flagged status is because of code he posted when his site was attacked; he was simply posting the script probably used.
It is their policy to always be aware of their customers and their privacy and safety so they take extreme measures to keep their sites secure. You'll never have a problem if the URL is at google.com.
The home page of a software developer in Canada. His site is mostly static content with a great blog regarding his Mozilla open source experience. No suspicious or malicious scripts or attacks were ever detected from this site.
I use this site weekly for all my online banking needs and have never had a problem or report of suspicious activity. The site has won multiple awards for its design and security standards.