EXHIBIT 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS ---------------------------------- We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-87553) of Critical Path, Inc. of our report dated August 19, 1999, relating to the financial statements of dotOne Corporation, which appears in the Current Report on Form 8-K/A of Critical Path, Inc. dated August 2, 1999. /s/ PricewaterhouseCoopers LLP PricewaterhouseCoopers LLP Salt Lake City, Utah September 30, 1999