Web Filtering
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Dynamic Content Analysis
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Screens the content, context and construction of web pages in detail, accurately detecting and blocking all objectionable, inappropriate, hidden or malicious content (including anonymous proxies).
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SSL Interception
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Allows all unknown secure traffic to be decrypted and inspected (using Dynamic Content Analysis), so harmful HTTPS/SSL content (including SSL proxies) can be effectively blocked.
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VIPRE Anti-Malware Engine
(Note: subscription payable)
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Uses heuristic, behavior and pattern-based technologies, alongside the fastest emulation technique available (MX-V) which protects users from unidentified or new variants of malware.
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Flash filtering
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Screens actual SWF file code to accurately detect and block undesirable Flash content such as online games and video players.
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Outbound (web post) monitoring & blocking
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Monitors and blocks text posted on the web (i.e. inappropriate blog / forum / Social Networking / Twitter posts) using a keyword analysis system.
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Customizable URL Blocklists
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Current, categorized and customizable URL blocklists control access to a pre-defined list of undesirable websites.
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| Internet Watch Foundation |
Blocklists are updated daily with IWF datafeeds. |
| Whitelist mode |
Users can only access a customized list of 'allowed' sites. |
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Temporary 'Banned User' list
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Ban selected users until a selected date or time and run reports with lists of 'banned users' and the duration of their bans.
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Manage MIME, file extension and download size
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Filtering policies can be set to manage specific file types, and limit download sizes. |
| Block advertising and cookies |
Advertising and cookies and be automatically blocked. |
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Policy based controls
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Different filtering policies can be created and set for different groups of users, in accordance with organization policy or the AUP.
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Time and room based controls
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Filtering can be set at different levels for different times of the day and for different rooms or departments, defined by IP or computer names
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Logging, Filtering and Censoring of Instant
Messenger applications
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Control and monitor the use of Instant Messaging applications. IM file transfers and attachments can be logged or blocked and selected words or phrases can be censored and set to trigger alerts with reponses sent direct to users' messaging clients. Encrypted Instant Messaging is also supported.
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Search Engine Filtering
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Filter, monitor and report upon search terms/strings used and force safe search on popular search engines.
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Temporary bypass controls
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Block page includes options to bypass the filter on a temporary basis
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Configurable 'Site Blocked' page
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'Site blocked' page can be customized to include a logo, message text, a reason for blocking, un-block buttons, IP address and username.
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'Softblock' option
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Instead of automatically blocking inappropriate content, users are issued warning messages about content and given options to either continue or cancel.
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Stealth mode
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Web pages are filtered and logged as normal, but are not blocked, allowing administrators to monitor activity without affecting users (useful when testing a new installation as it allows the filtering rules to be fine-tuned before 'going live').
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Flexible request and content modification
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Modify web page requests and content 'on the fly' to enable neutralization of malicious JavaScript and other web threats.
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Web proxy Cache
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Reduce bandwidth utilization by storing and retrieving frequently accessed web pages from local disk storage.
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Default 'safe' configuration
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Guardian can be installed with a default 'safe' configuration which filters out a standard range of illegal and objectionable content. Note: Guardian's default 'safe' configuration matches the requirements of CIPA and BECTA standards.
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Networking
| Up to 20 interfaces (4 or 6 ports) |
Allows segregation not only of servers & clients, but different types of client (wireless laptop users, servers, critical servers, guest workstations, different departments, etc). |
| Multiple external connections |
Allows load balancing between a number of Internet connections. |
| Ethernet, DSL, (PPPoA, PPPoE and PPTP) and analogue modem support |
Allows failover to 'lower tech' connections when the main leased line fails. |
| Automatic failover to a standby appliance |
Allows connectivity continuation in the event of hardware dropout. |
| Routing protocol support |
Facilitates integration into existing network infrastructures. |
| VLAN trunking (802.1Q) |
Allows creation of VLANs for easier network management. |
Authentication
| Integrates with User Authentication systems |
Control access based on authenticated identity as opposed to assumed identity derived from a computer's IP address (Supports Microsoft Active Directory©, Novell eDirectory, and other LDAP systems). |
| Multiple filter groups |
Different filter policies can be allocated to up to 100 different groups of users. Particular users can also be configured not to be subject to any filtering at all. |
| Transparent proxy mode |
System administration is simplified with support for NTLM authentication in transparent proxy mode; which avoids the need to configure proxy settings for each user computer. |
| Password-protected authentication |
The use of NTLM with password verification provides seamless single sign-on without the need for users to log into the firewall or enter their Windows ID/password again. |
| Ident integration |
Ident (Windows User Identification) can be enforced so that any user that has not been identified from Ident information (ie their PC is not running an Ident client) will be not be allowed to browse the web. |
Anti-Spam Optional Module
| SMTP Validity Checking |
Checks for malformed email (usually either spam or designed to attack mail server/client vulnerabilities). |
| Grey Listing |
Mail from unknown senders may be temporarily rejected. Genuine email servers (as opposed to zombies or botnets) usually resend after a short delay - if a second attempt is made, the sender is then automatically added to the list of known senders. |
| Remote Blackhole List (RBL) |
The option to utilize RBL services (maintained databases of IP addresses that are acting as open mail relays for bulk spamming). |
| Sender Domain Spoofing Prevention |
Rejects any incoming email that falsely uses an internal domain in the
'from' address. |
| Disclaimer Footers |
Ability to add standardized disclaimers to the footer of outgoing emails. Different disclaimers can be used for different domains. |
| Attachment Removal |
Allows dangerous or unwanted attachments to be discarded based on type (e.g. executable files, documents and multimedia files). |
| Content Analysis (Mailshell 3.0 Spam Content1) |
Examines the content of messages in detail, including address fields, subject, headers, SMTP envelope content, email format, design and layout, image layout, hyperlinks, contact information, language and origin. |
| Reputation Checking |
Sender reputations are determined using comprehensive 'real-time' databases of IP addresses, domains and email addresses of known spammers. Bayesian analysis is used to combat attempts to hide sender identity. |
| Bulk Mail Detection |
Identifies if a message or similar messages were sent in bulk by creating 'fingerprints' based on message elements that are tough for spammers to fake or change. |
| Phishing |
Identifies special formatting used to evade spam filters and for phishing attacks and economical bulk mailings (including image-only messages, HTML obfuscation and manipulation using relays). Analysis of the message header includes time stamps and the SMTP envelope. |
| User-configurable Spam Treatment Controls |
Users have the option to add email addresses to their own blacklists or whitelists and set automatic rules for changing subjects, replacing content or sending to a quarantine mailbox. Quarantines can be set up for individual email addresses with daily 'spam trapped' email reports sent to users so they can view and release emails |
| Near Real-Time Updates |
The software is updated every 5 minutes with the latest email fingerprints and detection rules. |
VIPRE Anti-Malware
| Next Generation |
New codebase delivering high speed threat scanning using an advanced technology stack with low impact on CPU and memory. |
| Real-time behavioral analysis technology |
Protection against known and unknown "zero-day" malware threats by using proprietary detection methods which include; traditional signature-based, behavioral analysis, heuristics and most importantly dynamic translation. |
| Certification |
VB100 and Checkmark Certified with exceptional detection rates and fast updates. |
| MX-Virtualization (MX-V) |
The fastest most adaptable Dynamic Translation technique for malware analysis which analyzes potential threats by observing their behavior in a safe virtual environment. |
| Genscan and Cobra heuristics |
Dynamic pattern assessment to determine if a source is malware. |
| ThreatTrack |
Data feeds of the latest harmful URLs identifying malware hosts and phishing sites. |
| SteadyStream |
Real-time live threat data integration with continuous and compact updates at least once an hour. |
Reporting & Logging
| Report templates |
Users can create, customize and save their own report templates and utilize an extensive range of over 350 report templates including most visited domains, bandwidth utilization by user, commonly blocked search terms and the worst offending users (in terms of requesting pages that were blocked by Guardian). Report options include site-specific reports (e.g. YouTube top viewed videos) and IM reporting (time spent messaging and chat friends per user). |
| Drill down to a single user or IP |
Reports include the user name and IP address of the user PC so AUP violators can be quickly identified. A drill-down facility allows data to be explored to a greater depth - e.g. from a list of blocked sites that users have attempted to access, drill-down to find out which users have been trying to access any particular site. It is possible to view the entire browsing history of a single user. |
| Automated reports |
User-specific reports can be automatically time-scheduled to run on a daily or weekly basis. Reports can also be automatically saved or distributed to recipient lists via email. |
| AJAX real-time logs & traffic graphs |
View web, email or IM activity instantaneously, with the option to filter by user name, IP address
or web site. |
| Export into PDF, HTML, Excel, Crystal Reports© |
Reports can be produced in a range of formats for ease of viewing (with pie charts/graphs) and to aid integration with existing systems. |
| Reports via domains or categories |
Report on top domains, categories, page visits and offenders based on user, group and/or IP address. |
| User Portal |
Provides selected users (or groups of users) with limited access for viewing reports/logs, controlling temporary bans and downloading SSL VPN clients. |
| Incident Alerts |
Alert messages can be sent by both email and SMS text message to cell (mobile) phones for issues requiring immediate attention. |
| Hardware healthcare alerts |
Notifications about system resource issues (eg low disk space, high memory use, high CPU loads, UPS failures) and network intrusions or violations. |
Notes