[PricewaterhouseCoopers LLP Letterhead]


July 19, 1999

Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, D.C. 20549


Commissioners:

We have read the statements made by Cylink Corporation (copy attached), which we
understand will be filed with the Commission, pursuant to Item 4 of Form 8-K, as
part of the  Company's  Form 8-K report dated July 19,  1999.  We agree with the
statements concerning our Firm in such Form 8-K.


Very truly yours,

/s/PricewaterhouseCoopers LLP
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PricewaterhouseCoopers LLP