SIP-Benchmark III was a project of the Digital Opportunities Foundation in 2009 - 2017.
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ContentBarrier X9


Devices supported
Operating system
Mac OS X
Price *
39.99 €
Language of interface
english, french, german, japanese, spanish
Test date
SIP Bench III, 4th test cycle, Summer 2016

*Prices might change according to the latest company offers


Effectiveness score for users up to 12 year old: 1.8 out of 4 points
Effectiveness score for users 13 years and older: 1.8 out of 4 points


Installation of the tool: The user is guided through the installation by helpful explanations on the webpage and in the installation manager. Each step is shown. A process bar and timer show the progress of the installation.
Configuration of the tool: The tool offers an easy five-step configuration. However, if this is skipped, the user is unable to return to the step-by-step configuration and has to re-configure the software individually.
Usage of the tool: Usage of the tool is somewhat complicated by numerous error messages. There is an alert message when content has been blocked. Children are then provided with links to allowed sites and are able to ask for permission to access the blocked content.

Usability of the installation process: 2.6
Usability of the configuration process: 3.3
Usability of the usage of the product: 2.3

Overall score for usability: 2.8 out of 4 points


The tool offers a variety of possibilities to filter content. User accounts can be configured individually. Some functions like E-Mail, Video or specific programs can be blocked. Chats can be blocked and monitored. Content can be blocked individually or via categories, and a time frame can be set. The tool also offers the possibility to track user behaviour via screenshots.


Access to harmful content throught Google translate .
Overall score for security: 1 out of 4 points


Area of needFunctionalitySpecific issuesAssessment
Management Management of User profiles Create several profiles Yes
Remote Management Manage on various devices Yes
Monitoring Remote access to monitoring No
Filtering Customisation Topics Customisation of Filtering Topics Yes
URLs White List Restrict Browsing to White List Yes
Default White List Yes
Modification OR Creation Yes
URLs Black List Creation of User's own Black List Yes
Keywords Keywords Default Black List No
Default White List No
Creation of a User's Black List Yes
Creation of a User's White List No
Time Time Limit Settings Set a specific time frame or web access duration Yes
Blocking Message Type Ask for unblocking by parents Yes
Redirect to safe resources Yes
Usage Restriction Web Block Access Yes
Monitor Access Yes
Safe search Availability No
Social Networks Block Access Yes
Monitor Usage No
Personal data Provision Block No
Streaming Block Access Yes
Monitor Access No
P2P Block the application Yes
Monitor Downloads No
Skype Block chat Yes
Block video chat No
Monitor No
Prevent new Contact No
Windows Life Messenger Block chat Yes
Block video chat No
Monitor Yes
Prevent new Contact No
Email Block email client and/or webmail access Yes


Yes / No
I: installation in 3 steps or lessNo
I: choice of installation for beginners or advanced usersNo

C: different degrees of strength for the filteringYes
C: different content criteria for the filteringYes
C: option to transfer filter configurations between target usersYes
C: option to transfer filter configurations between devicesYes
C: overall comprehensible configurationYes
C: overall conformity with user expectationsNo
C: overall easy to learnNo

U: alert message in a child friendly languageNo
U: option to customise the reaction in case of blockingNo
U: overall easily operable and comprehensible reportingNo


The Tool prevents the user from by-passing the filter by:Yes / No
Using the IP address instead of the URLYes
Using an alternative browserYes
Changing time and date settings*Yes
Disabling or uninstalling the software without a password*Yes
Closing the filtering tool trough the Task ManagerYes
Using a proxy instead of a direct connection to the InternetYes
Accessing the web-pages through the Google CacheYes
Reaching a website through translation sitesNo
Renaming a blocked applicationYes
Using Safe ModeYes
Filtering Content personalised by usern/a
Filtering Content evolving through timen/a
Filtering Multimedia contentn/a
Filtering outbound contentn/a

Funded by
Logo: EUEuropean Commission

Cybion Online Business Intelligence

Stiftung Digitale Chancen

coordinated by:
Innova - Technology Transfer and Valorisation

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