From Infoworld - Microsoft Windows (including Windows XP Embedded SP2) earns Common Criteria certification.
Both 32-bit and 64-bit versions of Windows Server 2003, Standard Edition with Service Pack 1; Windows Server 2003, Enterprise Edition with Service Pack 1; and Windows Datacenter Edition with Service Pack 1 have achieved Common Criteria (CC) Evaluation Assurance Level 4, Augmented with ALC_FLR.3 certification, said Mario Juarez, senior product manager in the Security Technology Unit at Microsoft. The certification is more commonly known as EAL 4+, with the "+" denoting the addition of the ALC_FLR.3 certification, he said.
The highest level of the Common Criteria certification is EAL 7. Other Windows software that has been rated EAL 4+ includes Windows Server 2003 Certificate Server, Certificate Issuing and Management Components (Security Level 3 Protection Profile, Version 1.0); Windows XP Professional with Service Pack 2; and Windows XP Embedded with Service Pack 2.
Now that Windows XP Embedded is Common Criteria certified does this change your perception of building secure embedded devices using Windows XP Embedded?