                                     CISCO
                    SNORT SUBSCRIBER RULES LICENSE AGREEMENT
                                    (v. 3.1)

IMPORTANT: PLEASE READ THIS AGREEMENT CAREFULLY.

THIS SNORT SUBSCRIBER  RULES LICENSE AGREEMENT IS A LEGAL  AGREEMENT BETWEEN YOU
AND CISCO SYTEMS, INC. OR ONE OF ITS DESIGNATED SUBSIDIARIES LICENSING THE RULES
TO YOU  HEREUNDER INSTEAD  OF CISCO  SYSTEMS, INC.  “CISCO”). THE  TERMS AND
CONDITIONS  UNDER WHICH  YOU MAY  USE  THE RULES  ARE  SET FORTH  IN THIS  SNORT
SUBSCRIBER RULES LICENSE AGREEMENT (“AGREEMENT”).

BY DOWNLOADING, INSTALLING  OR USING ANY OF THE RULES,  YOU ARE BINDING YOURSELF
IF YOU  ARE ACTING  IN YOUR PERSONAL  CAPACITY OR THE  BUSINESS ENTITY  THAT YOU
REPRESENT (AS  APPLICABLE, “YOU”) TO  THIS AGREEMENT AND AGREEING  THAT THIS
AGREEMENT WITH CISCO IS ENFORCEABLE LIKE ANY WRITTEN CONTRACT SIGNED BY YOU.

IF  YOU DO  NOT AGREE  TO ALL  OF  THE TERMS  AND CONDITIONS  CONTAINED IN  THIS
AGREEMENT, THEN CISCO  IS UNWILLING TO LICENSE  THE RULES TO YOU,  IN WHICH CASE
YOU MAY NOT DOWNLOAD, INSTALL OR USE ANY OF THE RULES.

IF  YOU DO  NOT AGREE  TO THE  TERMS AND  CONDITIONS OF  THIS AGREEMENT,  DO NOT
DOWNLOAD,  INSTALL OR  USE THE  RULES.  BY SELECTING  “I ACCEPT,”  “OK,”
“CONTINUE,” “YES,” “NEXT” OR BY INSTALLING OR USING THE RULES IN ANY
WAY, YOU ARE INDICATING YOUR COMPLETE UNDERSTANDING AND ACCEPTANCE OF ALL OF THE
TERMS AND CONDITIONS OF THIS AGREEMENT.

1. Definitions

1.1 “Commercial Purpose”  means the direct or indirect  use, reproduction or
distribution of any Rule, Modification or Compilation, in whole or in part, that
is  intended to  result in  financial gain,  economic benefit  or other  form of
consideration to  any person  or entity  involved in  such use,  reproduction or
distribution. Examples of  a Commercial Purpose include but are  not limited to:
(a) integrating the Rules with other software  or hardware for sale as a bundled
product; (b)  licensing, distributing  or selling  the Rules for  a fee;  or (c)
using the Rules to provide a fee-based service or subscription.

1.2.  “Community  Rules”  means   specifically  formulated  network  traffic
characteristics and instructions  in text form, source code form  or object code
form (including the structure, sequence, organization and syntax of such network
traffic characteristics), and  all documentation related thereto,  that: (a) are
owned by  Cisco and designated with  SIDs of 3,464  and below; or (b)  have been
developed by a third party and  approved by Cisco Talos (Cisco’s vulnerability
research team or successor group within Cisco).

1.3 “Compilation” means  a work that combines the Rules  or any Modification
or portions  thereof with  any services,  programs, code  or other  products not
governed by the terms of this Agreement.

1.4. “Improvements” means  a Modification to a Rule (or  to a Modified Rule)
that corrects a bug, defect, or error in such Rule without affecting the overall
functionality of such Rule.

1.5. “Limited Ruleset” means those Rules that have been expressly designated
by Cisco Talos as “Limited Ruleset”,  and are tagged or otherwise identified
as “ruleset limited” in the ruleset.

1.6. “Modifications” or “Modified” means  any alteration, addition to or
deletion from the  substance or structure of  the Rules (or to  a Modified Rule)
including,  without  limitation: (a)  an  Improvement;  (b)  any change  to  the
contents of a  file containing a Rule  or a Modification; (c)  any derivative of
the Rule or of any Modified Rule; or  (d) any new file that contains any part of
the Rule or Modified Rule.

1.7. “Registered User”  means an individual or entity who  has registered on
www.snort.org to use the Rules and who is  not required to pay a license fee for
such use.

1.8. “Rules”  means specifically formulated network  traffic characteristics
and instructions in  text form, source code form or  object code form (including
the  structure,  sequence,  organization  and syntax  of  such  network  traffic
characteristics), and  all documentation  related thereto,  that: (a)  have been
created, developed, tested  and officially approved by Cisco Talos;  and (b) are
designated with SIDs  between 3,465 and 1,000,000.  Modifications are considered
part of the Rules,  however, the Community Rules are not  considered part of the
Rules definition. The “Limited Ruleset” is  considered part of the Rules and
subject to additional licensing limitations set forth in this Agreement.

1.9. “Sensor”  means any hardware or  virtual device that runs  at least one
detection engine such as Snort.

1.10.  “Subscriber” means  an individual  or  entity who  has registered  on
www.snort.org to use the  Rules as a subscriber and who  has paid the applicable
license fee for such use.

2. License Grant

2.1. Subscriber  Use. If  You are a  Subscriber, then subject  to the  terms and
conditions of  this Agreement, Cisco  grants You a world-wide  and non-exclusive
license to:  (a) download,  install and  use the  Rules only  on that  number of
Sensors for which You have paid the applicable license fee; (b) Modify the Rules
and install and use those Modified  Rules consistent with Section 2.1 (a) above;
(c) reproduce  the Rules as strictly  necessary in exercising Your  rights under
this Section 2.1; and (d) make the  Rules and any Modification available to Your
consultants, agents  and subcontractors  for the  limited purpose  of exercising
Your rights under this Section 2.1 provided  that such use is in compliance with
this Agreement. As a Subscriber You will  have access to the Rules promptly upon
release by  Cisco and thirty  (30) days before new  Rules are made  available to
Registered Users.  Once a  Rule (excluding  the Limited  Ruleset) has  been made
available to Registered  Users (i.e. 30 days after release  to Subscribers), You
may  then also  distribute  such Rule  or any  Modification  in accordance  with
Section  2.2 (c)  and Section  2.2  (d) below,  as applicable.  As a  Subscriber
You  may  not  distribute  new  Rules  until  such  30-day  period  has  lapsed.
Notwithstanding the  foregoing, under  no circumstances  may You  distribute the
Limited Ruleset, or  any portion thereof, to  a Registered User or  to any third
party or  otherwise make  the Limited  Ruleset available to  any third  party or
allow a third party to use the Limited Ruleset.

2.2. Use by Registered Users. If You  are a Registered User, then subject to the
terms  and conditions  of  this Agreement,  Cisco grants  You  a world-wide  and
non-exclusive license  to: (a) download,  install and  use the Rules  on Sensors
that You manage (or over which  You have administrative control); (b) Modify the
Rules  and use  such Modifications  consistent  with Section  2.2(a) above;  (c)
distribute those Rules  and any Modifications that are  made generally available
to  other  Registered  Users;  (d) distribute  any  Improvement  made  generally
available to other Registered Users on  mailing lists commonly used by the Snort
user community  as a  whole; (e)  reproduce the Rules  as strictly  necessary in
exercising the  rights under this  Section 2.2; and (f)  make the Rules  and any
Modification available  to Your consultants,  agents and subcontractors  for the
limited purpose of  exercising Your rights under this Section  2.2 provided that
such use is in compliance with this Agreement. If You are a Registered User, You
acknowledge and agree  that new Rules (excluding the Limited  Ruleset) will only
be made  available to  Registered Users  thirty (30) days  after they  have been
released to  Subscribers. You  will have access  to Modifications  promptly upon
release  by Cisco  at the  same  time they  are made  available to  Subscribers.
Notwithstanding  the foregoing,  as  a Registered  User, You  have  no right  or
license  under this  Agreement to  use,  transfer, Modify,  distribute, copy  or
reproduce the Limited Ruleset, or any portion thereof.

2.3. Community Rules. The Community Rules are not governed by this Agreement and
are  separately made  available for  use under  the GNU  General Public  License
(GPL), v2.

2.4 License Limitations; Restrictions. You  acknowledge and agree that the Rules
are the property  of Cisco, contain valuable assets  and proprietary information
of  Cisco, and  are provided  to  You under  the  terms and  conditions of  this
Agreement. You  agree that  You will  NOT at any  time do  any of  the following
without  Cisco’s prior  written  consent: (a)  use,  deploy, modify,  license,
transfer, display, reproduce, distribute or  disclose the Rules or Modifications
(even if  merged with other  materials as a  Compilation) other than  as allowed
under Section  2.1 if You  are a Subscriber  or under Section  2.2 if You  are a
Registered User; (b) use, deploy, modify, license, transfer, display, reproduce,
distribute or disclose the Rules or  Modifications for a Commercial Purpose; (c)
share any  user authentication  information and/or password  provided to  You by
Cisco with any third party to allow  such party to access Your snort.org account
or  to  otherwise access  the  Rules;  (d)  except  as provided  under  Sections
2.1(c)-(d), Sections 2.2(c)-(e)  and Section 4, post or make  available any Rule
or any Modification  (in whole or in  part) to any individual or  entity who has
not agreed to the terms and conditions of this Agreement; or (e) alter or remove
any  copyright notice  or proprietary  legend contained  in or  on the  Rules or
Modifications. Cisco reserves the right to  limit the time and/or frequency that
the  Rules are  made available  for download  at www.snort.org.  All rights  not
granted under this Agreement are reserved by Cisco.

2.5. Support.  Technical support for  the Rules is  limited to the  FAQs, e-mail
support assistance and user forums available at www.snort.org.

2.6. Commercial Use. You must enter into a separate commercial license agreement
with Cisco in order  to use the Rules for a Commercial  Purpose. You can contact
Cisco at www.snort.org if  You desire to use the Rules  for a Commercial Purpose
under a commercial license agreement.

2.7.  Reproduction Obligations.  If You  make  any copies  of the  Rules or  any
Modifications as  permitted by this Agreement,  You agree that any  and all such
copies will contain: (a) a copy of an appropriate copyright notice and all other
applicable proprietary legends; (b) a disclaimer of any warranty consistent with
this Agreement; and (c) the following notices:

    The contents of this file are  subject to the Snort Subscriber Rules License
    Agreement  (the  “Agreement”). You  may  not  use  this file  except  in
    compliance with  the Agreement. You  may obtain a  copy of the  Agreement at
    www.snort.org. The developer  of the Rules is Cisco Systems,  Inc. 
    
    The  Rules are  distributed under  the Agreement  on an  “AS IS”  basis,
    WITHOUT WARRANTY OF  ANY KIND, either express or implied.  See the Agreement
    for  the  specific  language  governing rights  and  limitations  under  the
    Agreement.

    2005 – 2015 © Cisco Systems, Inc. All Rights Reserved.

    Contributor/Change  Made By:  ________________. [Only  apply if  changes are
    made]

3. Modifications.

If You  create a Modification,  then the  use, reproduction and  distribution of
such  Modification  shall be  governed  by  the  terms  and conditions  of  this
Agreement. You  are encouraged to disclose  Your Modifications to Cisco  and the
user community but are not required to  do so. If You disclose a Modification to
Cisco or the user community, You hereby grant Cisco and all other licensed users
of the Rules an irrevocable, perpetual, fully paid-up, world-wide, royalty-free,
non-exclusive license  to download, install  and use such Modification  (and the
source code thereto).  For each Modification You make and  distribute, You shall
include  a prominent  notice  stating that  the  You changed  the  Rule (or  any
Modification thereto) and the date of such change.

4. Distribution Obligations.

The  Rules (or  any Modification  thereof)  may be  distributed by  You only  as
permitted under  this Agreement. You must  include a copy of  this Agreement and
the notices  referenced in Section 2.7  in each file  of the Rules that  You are
permitted to  distribute. If  it is not  possible to include  such notices  in a
particular file due  to its structure, then  You must include such  notices in a
location (such as a relevant directory) where a user would be likely to look for
notices.  If  You  create  any  Modifications,  You must  add  Your  name  as  a
contributor to the notice described in Section 2.7.

5. Payment Terms.

If You are a Subscriber and have  provided Cisco (or its payment processor) with
a valid  credit card number  or an  alternate payment method,  Your subscription
will be automatically  renewed and the then-current license fee  will be charged
to such  account for another term  at the expiration of  Your then-current term.
The new term will be for the  same duration as the expired term unless otherwise
specified at  time of renewal. This  renewal will be processed  (and Your credit
card account  charged) within thirty  (30) days prior  to the expiration  of the
term and  each anniversary thereafter. If  You do not want  Your subscription to
automatically  renew, You  must, prior  to the  expiration of  Your subscription
term, inform Cisco of Your intention  not to renew Your subscription. Cisco will
send notice  of Your renewal  to the e-mail address  You have provided  prior to
charging  Your  account.  You  must  provide  current,  complete,  and  accurate
information  for Your  billing account.  You are  responsible for  ensuring this
information is  correct and must  promptly update  all information to  keep Your
billing account  current, complete, and  accurate (such  as a change  in billing
address, credit card number, or credit  card expiration date). You must promptly
notify Cisco if Your credit card is canceled or is no longer valid.

6. Representations and Warranties.

You represent  and warrant that the  information that You provide  to Cisco when
registering as either a Registered User or a Subscriber is complete and accurate
in all respects, and You have the  right, power and authority to so register. If
You are  a Subscriber, You further  represent and warrant that  the subscription
categories selected  (e.g., personal or  business use) accurately  reflects Your
intended use of the Rules.

7. Versions of the Agreement.

Cisco may  publish revised  and/or new  versions of the  Agreement from  time to
time. Each version  of the Agreement will be distinguished  by a version number;
this Agreement  is version 3.1  and replaces version 3.0.  Once a Rule  has been
published under  a particular version of  the Agreement, You may  always use the
Rule  under the  terms of  that version  of the  Agreement which  such Rule  was
acquired. You may also choose to use such Rule under the terms of any subsequent
version of the  Agreement. No one other  than Cisco has the right  to modify the
terms of the Agreement.

8. Warranty Disclaimer.

THE RULES AND MODIFICATIONS ARE PROVIDED  UNDER THIS AGREEMENT ON AN “AS IS”
BASIS, WITHOUT  WARRANTY OF  ANY KIND, EITHER  EXPRESSED OR  IMPLIED, INCLUDING,
WITHOUT LIMITATION, WARRANTIES  THAT THE RULES OR THE MODIFICATIONS  ARE FREE OF
DEFECTS,  MERCHANTABLE, FIT  FOR  A PARTICULAR  PURPOSE  OR NON-INFRINGING.  THE
ENTIRE RISK AS TO PERFORMANCE OF THE RULES AND MODIFICATIONS IS WITH YOU. SHOULD
THE  RULES OR  MODIFICATIONS PROVE  DEFECTIVE IN  ANY RESPECT,  YOU (NOT  CISCO)
ASSUME  THE  COST  OF  ANY  NECESSARY  SERVICING,  REPAIR  OR  CORRECTION.  THIS
DISCLAIMER OF WARRANTY  CONSTITUTES AN ESSENTIAL PART OF THIS  AGREEMENT. NO USE
OF  ANY RULE  OR  ANY MODIFICATION  IS AUTHORIZED  HEREUNDER  EXCEPT UNDER  THIS
DISCLAIMER.

9. Liability Limitation.

UNDER  NO CIRCUMSTANCES  AND  UNDER  NO LEGAL  THEORY,  WHETHER TORT  (INCLUDING
NEGLIGENCE), CONTRACT  OR OTHERWISE, SHALL CISCO  OR YOU BE LIABLE  TO THE OTHER
FOR ANY INDIRECT, SPECIAL, INCIDENTAL  OR CONSEQUENTIAL DAMAGES OF ANY CHARACTER
INCLUDING, WITHOUT  LIMITATION, DAMAGES  FOR LOSS OF  PROFITS OR  GOODWILL, WORK
STOPPAGE, SECURITY BREACHES OR FAILURES, COMPUTER FAILURE OR MALFUNCTION, OR ANY
AND ALL OTHER DAMAGES OR LOSSES, EVEN  IF SUCH PARTY SHALL HAVE BEEN INFORMED OF
THE  POSSIBILITY  OF SUCH  DAMAGES.  ALL  LIABILITY  OF CISCO,  ITS  AFFILIATES,
OFFICERS, DIRECTORS, EMPLOYEES, AGENTS, SUPPLIERS AND LICENSORS COLLECTIVELY, TO
YOU, WHETHER  IN TORT (INCLUDING  NEGLIGENCE), CONTRACT OR OTHERWISE,  SHALL NOT
EXCEED THE  PRICE PAID BY YOU  FOR THE RULES THAT  GAVE RISE TO THE  CLAIM. THIS
LIMITATION OF LIABILITY  SHALL NOT APPLY TO THE EXTENT  APPLICABLE LAW PROHIBITS
SUCH LIMITATIONS. SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF
INCIDENTAL OR  CONSEQUENTIAL DAMAGES, SO  THIS EXCLUSION AND LIMITATION  MAY NOT
APPLY.

10. Term; Termination.

If You are a Registered User this Agreement will remain in effect for as long as
You use the Rules, subject to Section 7 and the termination provisions below. If
You are a Subscriber this Agreement is effective for a term of one (1) year from
the  date of  purchase of  Your license  and for  all renewal  terms thereafter,
subject to  Section 7 and the  termination provisions below. This  Agreement and
the rights granted hereunder will terminate automatically if You breach any term
herein and  You fail  to cure such  breach within thirty  (30) days  of becoming
aware  of the  breach.  Additionally,  Cisco may  terminate  this Agreement  for
convenience at any time  by providing You thirty (30) days notice.  If You are a
Subscriber and Cisco terminates this  Agreement for convenience, then Cisco will
provide  You  a pro-rated  refund  for  the license  fees  You  prepaid for  the
remaining portion of  the term that has been cancelled.  Upon any termination or
expiration of this  Agreement, You must cease  use of the Rules  and destroy all
copies of  the Rules. Provisions which,  by their nature, must  remain in effect
beyond the termination of this Agreement shall survive.

11. United States Government Users.

The Rules provided under this Agreement are prepared entirely at private expense
and are “Commercial Items”  as that term is defined in  48 C.F.R. 2.101. The
Rules  are licensed  to U.S.  Government end  users: (a)  only as  “Commercial
Items”; and  (b) with  only those  rights as  are granted  to all  other users
pursuant  to the  Cisco’s  standard  license agreement.  In  case of  conflict
between any  FAR and DFARS  and this  Agreement, the construction  that provides
greater limitations on the U.S. Government's rights shall control.

12. Miscellaneous.

This Agreement represents  the complete agreement concerning  the subject matter
hereof. If  it is impossible  for You to  comply with any  of the terms  of this
Agreement due to statute, judicial order or regulation then You must comply with
all  other terms  of  this Agreement  to  the maximum  extent  possible. If  any
provision of this Agreement is held to be unenforceable, such provision shall be
reformed only  to the extent  necessary to  make it enforceable.  This Agreement
shall  be  governed by  the  laws  of the  State  of  California, excluding  its
conflict-of-law provisions. Any  litigation relating to this  Agreement shall be
subject to the jurisdiction of the  state and federal Courts serving California,
with the losing party responsible for costs, including without limitation, court
costs  and reasonable  attorneys’  fees  and expenses.  You  hereby submit  to
jurisdiction and  venue in  such courts. Notwithstanding  the foregoing,  if the
licensee hereunder is the U.S. Government  then this Agreement shall be governed
by  U.S. Federal  Law and  any litigation  relating to  this Agreement  and such
licensee  shall  be subject  to  the  jurisdiction  of U.S.  Federal  Courts.The
application of the United Nations  Convention on Contracts for the International
Sale of Goods  is expressly excluded. Any law or  regulation which provides that
the language  of a  contract shall  be construed against  the drafter  shall not
apply to this Agreement. The Rules are subject to export controls under the laws
of the United  States and other countries.  You shall comply with  all such laws
governing export, re-export, transfer and use of the Rules. You agree not to use
or  transfer  the  Rules for  any  use  relating  to  the operation  of  nuclear
facilities,  chemical  or  biological  weapons  or  missile  technology,  unless
authorized by  the U.S.  Government by regulation  or specific  written license.
Headings and  section references are  used for reference  only and shall  not be
used define, limit or describe such section.

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