The session will cover new video gamer survey statistics that show
a significant rise in illegal copying and downloading of PC and
console video games, and translate that trend to revenue loss in the
games industry. The site taps into the Game Group's
unparalleled editorial resources to provide a rich body of reviews, previews,
cheats, Top 10 lists, downloads, news and stories.

editorials arcade

Macrovision Presents Latest PC and Console Game Pirating Findings at Game Developer Conference; Recent Survey Shows 30% More Individuals Copying Video Games in

Macrovision's technologies are embedded in over 9 billion DVD, VHS and
CD units representing over $130 billion of protected entertainment
content. NEW YORK, 1UP.
"We're excited to be able to award a state-of-the-art Falcon Northwest
FragBox to a member of 1UP. "We're already up to around 3,500 entrants for the giveaway, and we
expect many more to follow-the prize is just too good to pass up.

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Such factors are addressed in Macrovision's Annual Report
on Form 10-K for the year ended December 31, 2003 and its latest
Quarterly Report on Form 10-Q for the period ended September 30, 2004,
which are on file with the Securities and Exchange Commission
(available at www. The sweepstakes are subject to the official rules located on
http: //www. It covers the PlayStation
2, Xbox, GameCube, Nintendo DS, Sony PSP, and all relevant and emerging game
systems.com.

insight columns

Over
50,000 software publishers and hundreds of Fortune 1000 companies use
Macrovision's technologies to maximize the value of their software.com, Ziff Davis Media Game Group's
online community for gaming enthusiasts, announced today that it is giving
away a new Falcon Northwest FragBox gaming system to anyone who joins its PC
Giveaway Club. This top notch gaming computer features an 80 GB hard drive,
1,024 MB of RAM, an AMD 64 3000+ Socket 939 processor and an NVIDIA GeForce
6600GT 128 MB video card.com logo.com, eWEEK.com.

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com PC Giveaway
Club at:

http://pcgiveaway.com will pick one winner randomly on September 7, 2005, to be notified
by e-mail, telephone or regular mail.com received within the timeframe
described above.S.

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About Macrovision

Macrovision develops and markets content and software value
management solutions for the video, music and software industries.com

Registration must include the entrant's first and last name, e-mail
address, mailing address and age; entries will be accepted until 11:59 pm ET
on September 5, 2005.
Ziff Davis Media is a leading integrated media company serving the
technology and videogame markets.

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They include
the FLEXnet(TM) universal licensing platform and the InstallShield(R)
suite of software installation, repackaging and update solutions,
which are deployed on more than 500 million desktops worldwide."
Anyone can enter the giveaway for free by joining the 1UP.1up.

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The computer will also sport a custom-painted
1UP. PlayStation Magazine is the #1 publication for
passionate PlayStation and PSP gamers.
PlayStation Magazine.

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A
Macrovision PC game pirating white paper will be available for those
who attend.com. The only entries that will be considered
eligible are entries received on 1UP. The Company exports the power of its brands
internationally , with publications in 40 countries and 20 languages. With its main headquarters and PC
Magazine Labs based in New York, Ziff Davis Media also has offices and lab
facilities in the San Francisco and Boston markets.

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In the software market, Macrovision's software value
management solutions are licensed to software developers.1UP. 1UP.

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About SafeDisc Advanced

SafeDisc Advanced is a security solution for interactive software
applications.S.

console loonygames

LOCATION: The Moscone Center, San Francisco , California

The "HackU: Beat the Hackers at their Own Game" Session is
co-hosted by Macrovision and SecurePlay. Macrovision, SafeDisc,
InstallShield, and FLEXnet are registered trademarks or trademarks of
Macrovision Corporation.sec.com.

delivers editorials

Business Editors/Entertainment Editors/High-Tech Writers
Game Developers Conference 2005

SAN FRANCISCO----Macrovision(R)
Corporation (Nasdaq:MVSN ), the world's leading supplier of content and
software value management solutions, today announced that the company
will co-host a second installment of the popular "Hacker University"
program , launched at E3 last year.macrovision.S. The Company is an information services
provider of technology media including publications, websites, conferences,
events, eSeminars, eNewsletters, custom publishing , list rentals, research and
market intelligence.

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Computer Gaming World is the longest
running and most respected publication for core PC gamers. Ziff Davis Media Game Group
reaches 8 million core gamers per month, making Ziff Davis Media the largest
publisher of video and PC game magazines in the United States.

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m. In the United States, the Company publishes 10 magazines
including PC Magazine , Sync, ExtremeTech, DigitalLife, eWEEK, CIO Insight,
Baseline, Electronic Gaming Monthly, Computer Gaming World, Official U.ziffdavis.

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com

(C) 2005 Macrovision Corporation. Official U.com, ExtremeTech .

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"

SESSION: HackU: Beat the Hackers at their Own Game
PRESENTER: Rob Ellison, Director of Product Management, Macrovision
DATE: Thursday, March 10, 2005
TIME: 10:30-11:30 a. A number of factors could cause Macrovision's actual results
to differ from anticipated results expressed in such forward-looking
statements.

1UP.com Giving Away Powerful Gaming PC in Free Contest

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Rob Ellison, director of product
management at Macrovision, and Steven Davis, CEO at SecurePlay , will
speak at "HackU: Beat the Hackers at Their Own Game" in San Francisco
at this year's Game Developers Conference on March 10, 2005.

1UP.

About Ziff Davis Media Game Group
Ziff Davis Media Game Group is the largest publisher of electronic game
magazines in the United States.

About Ziff Davis Media Inc.

gameslice insight

Software developers can seamlessly integrate SafeDisc 's
advanced security into the application, working in conjunction with
the training and support offered by Macrovision's SafeDisc Advanced
Security Developer Program.

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gov). Electronic Gaming Monthly has the highest rate
base of any independent gaming magazine published.

barred rumors

More information about Macrovision can be found at
www.

This press release may contain "forward-looking" statements as
that term is defined in the Private Securities Litigation Reform Act
of 1995. Macrovision assumes no obligation to
update any forward-looking statements. It's our way of thanking our community
members for their enthusiasm and support," said Sam Kennedy, Editor-in-Chief,
1UP.com. PlayStation
Magazine and Computer Gaming World.

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It delivers a tenacious defense against unauthorized
disc replication or code manipulation while giving maximum playability
to consumers.

barred editorials

"Our study shows that most people that obtain an illegal copy of a
video game would have bought it if it hadn't been so readily available
for free on peer-to-peer networks and websites or so easily copied
from friends," said Rob Ellison of Macrovision.com features
exclusive editorial content in addition to content drawn from Ziff Davis Media
Game Group magazines Electronic Gaming Monthly, Official U.

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Macrovision is headquartered in Santa Clara, California and has
offices worldwide. All other brands and product names and
trademarks are the registered property of their respective companies.com
and 1UP. The Company also produces highly-targeted b-to-b and consumer
technology events including DigitalLife . Additional information is
available at http://www.

zines obscura

The presentation will also address techniques used by
hackers and explain how game developers and publishers can battle this
growing threat . "This session will
explore the real impact of illegal copying and hacking today and offer
insight into some of the tricks and techniques that hackers use to
crack game code, and ways you can protect your games.

Ziff
Davis leverages its content on the Internet with eight highly-targeted
technology and gaming sites including PCMag.