EXHIBIT
23.1
Consent
of Independent Registered Public Accounting Firm
The
Board
of Directors of Clarus Corporation:
We
consent to the incorporation by reference in the registration statement (No.
333-42602) on Form S-8 of Clarus Corporation of our report dated March 13,
2007,
relating to the statements of financial condition of the Employee Stock Purchase
Plan of Clarus Corporation as of December 31, 2006 and 2005, and the related
statements of operations and changes in plan equity for each of the years in
the
three-year period ended December 31, 2006, which report appears in the December
31, 2006, annual report on Form 11-K of Clarus Corporation.
Stamford,
Connecticut
March
13,
2007