EXHIBIT 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-09797 and 333-36845) of Cylink Corporation of our report dated February 26, 1999, which appears on page 20 of this Form 10-K. PricewaterhouseCoopers LLP San Jose, California March 31, 1999