Limited Power of Attorney
Securities Law Compliance



As an executive officer, director or 10% shareholder of Blue Coat Systems,
Inc. (the "Company"), the undersigned hereby constitutes and appoints
Kevin S. Royal, Tyler W. Purvis and Carla C. Hoblit, and each of them,
as the undersigned's true and lawful attorneys-in-fact and agents to:

1) execute for and on behalf of the undersigned, in the undersigned's capacity
as a reporting person pursuant to Section 16 of the Securities Exchange Act of
1934, as amended (the "Exchange Act"), and the rules thereunder of the Company,
Forms 3, 4 and 5 in accordance with Section 16(a) of the Exchange Act;

2) do and perform any and all acts for and on behalf of the undersigned which
may be necessary or desirable to complete and execute any such Form 3, 4 or 5
and timely file such form with the United States Securities and Exchange
Commission and stock exchange or similar authority; and

3) take any other action of any type whatsoever in connection with the foregoing
which, in the opinion of any of such attorneys-in-fact, may be of benefit to,
in the best interest of, or legally required by, the undersigned, it being
understood that the documents executed by any of such attorneys-in-fact on
behalf of the undersigned pursuant to this Power of Attorney shall be in such
form and shall contain such terms and conditions as any of such
attorneys-in-fact may approve in the discretion of any of such
attorneys-in-fact.

The undersigned hereby grants to each such attorney-in-fact full
power and authority to do and perform any and every act and thing whatsoever
requisite, necessary, or proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that
any of such attorneys-in-fact, or the substitute or substitutes of any
of such attorneys-in-fact, shall lawfully do or cause to be done by virtue
of this Power of Attorney and the rights and powers herein granted.
The undersigned acknowledges that the foregoing attorneys-in-fact, in serving
in such capacity at the request of the undersigned, are not assuming, nor is
the Company assuming, any of the undersigned's responsibilities to comply
with Section 16 of the Exchange Act.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3,4 and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
attorneys-in-fact.



							/s/ Timothy A. Howes											(Signature)


							Timothy A. Howes
							(Type or Print Name)

							May 28, 2008													02 May 2007
							(Date)