Qualys to Present at Upcoming Investor Conferences

Qualys to Present at Upcoming Investor Conferences

REDWOOD CITY, Calif., April 19, 2013 (GLOBE NEWSWIRE) -- Qualys,
Inc.(Nasdaq:QLYS), a pioneer and leading provider of cloud security and
compliance solutions, today announced that management will participate at the
following upcoming investor conferences:

  *Baird Growth Stock Conference on Wednesday, May 8, 2013, in Chicago. Ill.
    Don McCauley, CFO, will present at 8:00 a.m. CDT (6:00 a.m. PDT, 9:00 a.m.
    EDT).
    
  *JMP Securities Annual Research Conference on Wednesday, May 15, 2013, in
    San Francisco, Calif.Philippe Courtot, Chairman and CEO, will present at
    8:30 a.m. PDT (11:30 a.m. EDT).
    
  *J.P. Morgan Global Technology, Media and Telecom Conference on Thursday,
    May 16, 2013, in Boston, Mass.Don McCauley, CFO, will present at 9:20
    a.m. EDT (6:20 a.m. PDT).
    
  *Raymond James Internet/Software Crossover Conference on Thursday, May 30,
    2013, in Half Moon Bay, Calif.Don McCauley, CFO, will present at 10:10
    a.m. PDT (1:10 p.m. EDT).

A live webcast, as well as a replay, of these presentations will be accessible
from the Investor Relations section of Qualys' website at investor.qualys.com.


About Qualys

Qualys, Inc. (Nasdaq:QLYS), is a pioneer and leading provider of cloud
security and compliance solutions with over 6,000 customers in more than 100
countries, including a majority of each of the Forbes Global 100 and Fortune
100. The QualysGuard Cloud Platform and integrated suite of solutions help
organizations simplify security operations and lower the cost of compliance by
delivering critical security intelligence on demand and automating the full
spectrum of auditing, compliance and protection for IT systems and web
applications. Founded in 1999, Qualys has established strategic partnerships
with leading managed service providers and consulting organizations, including
Accuvant, BT, Dell SecureWorks, Fujitsu, NTT, Symantec, Verizon, and Wipro.
The Company is also a founding member of the Cloud Security Alliance (CSA).
For more information, please visit www.qualys.com.

Qualys, the Qualys logo and QualysGuard are proprietary trademarks of Qualys,
Inc. All other products or names may be trademarks of their respective
companies.

CONTACT: Investors:
         Don McCauley
         Chief Financial Officer
         Qualys, Inc.
         +1 (650) 801-6181
         dmccauley@qualys.com