LIFELOCK PRICES INITIAL PUBLIC OFFERING

Tempe, Ariz. – October 2, 2012 –LifeLock, Inc. (NYSE: LOCK), an industry leader in identity theft protection, announced today the pricing of its initial public offering of 15,700,000 shares of common stock at a price to the public of $9.00 per share. The shares are expected to begin trading on the New York Stock Exchange under the ticker symbol "LOCK" on Wednesday, October 3, 2012. A total of 15,500,000 shares are being offered by LifeLock, and a total of 200,000 shares are being offered by certain selling stockholders. In addition, the underwriters have a 30-day option to purchase up to an additional 2,355,000 shares from LifeLock. LifeLock will not receive any proceeds from the sale of shares by the selling stockholders.

Goldman, Sachs & Co., BofA Merrill Lynch, and Deutsche Bank Securities Inc. are the joint book-running managers for the offering. RBC Capital Markets LLC, Canaccord Genuity Inc., and Needham & Company, LLC are co-managers for the offering.

A registration statement related to these securities was declared effective by the Securities and Exchange Commission on October 2, 2012. The offering will be made only by means of a prospectus. A copy of the prospectus, when available, may be obtained from Goldman, Sachs & Co., 200 West Street, New York, New York 10282, Attention: Prospectus Department, by calling (866) 471-2526, or by e-mailing prospectus-ny@ny.email.gs.com; from BofA Merrill Lynch, 222 Broadway, 7th Floor, New York, New York 10038, Attention: Prospectus Department, or by e-mailing dg.prospectus_requests@baml.com; or from Deutsche Bank Securities Inc., 60 Wall Street, New York, New York 10005, Attention: Prospectus Department, by calling (800) 503-4611, or by e-mailing prospectus.cpdg@db.com.

This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation, or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

Media Contact:

Media@lifelock.com

480-457-2032

Investor Relations Contact:

Greg Kleiner

ICR for LifeLock

investor.relations@lifelock.com

480-457-5000

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About Us

LifeLock, Inc. is an industry leader in identity theft protection. Since 2005, LifeLock has been relentlessly protecting identities by providing consumers with the tools and confidence they need to help protect themselves from identity theft and manage their credit. The company has a strong focus on educating consumers and working with law enforcement and elected officials to better understand the increasing threats of identity theft. A multiple award-winning organization for two consecutive years, LifeLock has been recognized by Inc. magazine on their annual list of top 500 fastest growing privately held businesses in the United States and by the American Business Awards as having the 2011 Customer Service Team of the Year. In August 2011, Javelin Strategy & Research named LifeLock Command Center and LifeLock Credit Score Manager as “Best in Prevention” in their annual Identity Protection Vendor Report. As of March 2012, ID Analytics, Inc., a leader in enterprise identity risk management – with advanced science – that provides unprecedented visibility into identity risk and credit worthiness, is a wholly owned subsidiary of LifeLock, Inc.