Index

A

access logging

default logs, protocols 14

global enable/disable switch, CLI commands 14 global enable/disable switch, overview 14 new features in 13

P2P log, format 15

P2P upgrade behavior 15 substitutions, new 15

authentication BCAAA, installing 17 COREid realm, added 17

Policy Substitution realm, added 17 upgrade behavior 17

B

bandwidth management overview 17 upgrade/downgrade behavior 18

BCAAA, new realms, using with 17

C

CacheOS 4.x, downgrading to 9 compression

overview 18 upgrade behavior 18

conditions, abandoned 23 COREid realm

added 17

BCAAA required 17 upgrade behavior 17

CPL

actions, abandoned 25 conditions, abandoned 23 definition syntax, abandoned 23 policy warnings 23 properties, abandoned 24 section syntax, abandoned 23 substitutions, abandoned 25

CPU monitoring CLI commands 19 overview 19

D

definition syntax, abandoned 23 document conventions 6 downgrading

CacheOS 4.x 9 SGOS 2.x 9

to SGOS 3.2.3 9

E

exception pages, new 28

F

forward layer, conditions added 21

I

ICAP Patience Page

CLI commands changed, added 20

L

licensing overview 10

N

Netegrity realm, upgrade/downgrade behavior 17

P

P2P

access logging log, format 15 upgrade behavior 15

Patience Page

CLI commands changed, added 20 policy

conditions added to forward layer 21

new properties, conditions, VPM objects 21 Policy Substitution realm, added 17

Policy Substitution realm, upgrade behavior 17

S

section syntax, abandoned 23 SGOS 2.x, downgrading to 9 SGOS 3.2.3, upgrade changes 5 SGOS 3.2.3, upgrading from 9 SmartFilter, license key required 30

33

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Image 33
Blue Coat Systems SGOS 4.x manual Index

SGOS 4.x specifications

Blue Coat Systems SGOS 4.x is a robust operating system designed for the Blue Coat ProxySG series of appliances, which serve as content filtering and web security solutions. The SGOS (Secure Gateway Operating System) is crafted to enhance network performance while providing extensive security and policy enforcement capabilities. This article delves into the numerous features, technologies, and characteristics that define SGOS 4.x, making it an essential tool for organizations looking to fortify their web traffic management and security.

One of the standout features of SGOS 4.x is its advanced web filtering capabilities. The system employs a comprehensive URL categorization database that allows organizations to enforce content policies effectively. By categorizing millions of web pages, SGOS enables users to block or allow access to specific sites based on their content category, ensuring a safe browsing experience for employees and preventing access to harmful or non-work-related content.

Another notable technological characteristic of SGOS 4.x is its accelerated SSL decryption. As encrypted traffic continues to dominate the web, it becomes increasingly important for organizations to inspect this traffic for potential threats. SGOS 4.x offers robust SSL decryption capabilities that allow organizations to analyze encrypted traffic while maintaining the confidentiality and integrity of the data being transmitted. This attribute not only strengthens security but also aids in compliance with regulatory requirements.

SGOS 4.x is also equipped with exceptional caching and content delivery features. By caching frequently accessed content, the system reduces load times and optimizes bandwidth usage. This caching mechanism is enhanced by predefined policies that dictate how content is stored and retrieved, significantly improving user experience while reducing operational costs.

Furthermore, SGOS 4.x supports advanced reporting and analytics features. The integrated reporting tools provide administrators with insights into web usage patterns, bandwidth consumption, and security incidents. These insights facilitate informed decision-making and allow organizations to refine their web usage policies based on actual user behavior and threat landscape analysis.

In terms of scalability, SGOS 4.x is engineered to support a wide range of deployment scenarios, from small businesses to large enterprises. The architecture is designed to efficiently handle varying volumes of traffic without compromising performance or security, making it a flexible solution for diverse organizational needs.

Overall, Blue Coat Systems SGOS 4.x presents a powerful platform for web security and traffic management. With its advanced filtering, SSL decryption, caching, and analytics capabilities, SGOS 4.x remains a vital solution for organizations aiming to enhance their security posture and improve operational efficiency in an increasingly complex web environment.