"But when we go to direct potable reuse, we sort of take out that environmental buffer, so you need to have higher assurances that if there's an issue the system corrects itself instantly and doesn't deliver tainted water".
Microsoft recommends the first option, that is, the use of a high assurance certificate [7, 13] (also referred to as a "higher-value," "higher-assurance" or "extended validation" certificate).
Employing PM helps in building high assurance enforcement mechanisms in three respects.
If we consider the potentially massive number of RPs, it is likely that (at least initially) many of them will not possess a high assurance certificate.
Even in the case where an RP does have a high assurance certificate and the user is careful, the user may be deceived by a company name or logo that is similar to that used by a legitimate RP (although in principle this should be prevented by the registration process for a high assurance certificate).
In a growing number of fields such as transportation, finance, telecommunications, medical devices, they now play a critical role and require high assurance.
They should be especially useful in developing high assurance software systems, where compelling evidence is required that the system satisfies critical properties, such as safety and security.
People with high assurance in their capabilities regard difficult tasks as challenges to be mastered rather than as threats to be avoided (Bandura, 1994).
Stonesoft's innovative next-generation firewall, when combined with McAfee's market leading IPS and high assurance firewall, provides customers with one of the most complete network security portfolios in the industry.
Of course, the use of statistical methods similar to those involved in provenance characterization and quality control of the goods, increases the quality and gives high assurance on the results obtained.
