Cisco Security Group Access: An Introduction
The concept of identity-based network access -- essentially, providing credentials to gain access to a network or a resource -- is not a new phenomenon. Over the years, it's evolved from logging onto...
View ArticleSecure Networks: How To Develop An Information Security Policy
Security is often referred to as an overlay to a network topology. While security methods provide protection for access and infrastructure, these methods should be the result of a carefully defined...
View ArticleBuilding an Information Security Policy Part 1: Network Devices
In my previous blog I outlined some important business and high-level design considerations for building an effective security policy. Understanding your network topology is key to a good security...
View ArticleBuilding An Information Security Policy Part 2: Hardware and Software
In my previous blog, I outlined how understanding the roles of network devices is important for building an effective security policy. In this post, I will cover considerations when selecting hardware...
View ArticleBuilding An Information Security Policy Part 3: Logical And Physical Design
In my previous blog, I discussed key points for the selection of appropriate hardware and software in order to build and maintain an effective security policy. In this post, I will cover security...
View ArticleBuilding an Information Security Policy Part 4: Addresses and Identifiers
The first three posts in this series have focused on many physical aspects of building a secure network: choosing hardware and software, and understanding your physical topology in order to apply your...
View ArticleBuilding An Information Security Policy, Part 5: Managing Identities
In my previous blog post in this multi-part series on constructing an information security policy, I reviewed identifiers such as IP addresses and VLAN IDs and their role as security policy match...
View ArticleNETCONF: Introduction To An Emerging Networking Standard
Standards bodies like the IETF have been responsible for introducing innovative new protocols and methods for vendor-agnostic deployment. Some of the most well-known protocol definitions that have gone...
View ArticleNetwork Analytics: Beyond Log Files
Collecting information about network events has long been essential to providing a record of activities related to requirements such as accounting, billing, compliance, SLAs, and forensics. Systems and...
View ArticleDIY Big Data Security Analytics: OpenSOC
Big data analytics provides scalable, high-performance analysis of large data sets. It allows for the examination of large volumes data to discover patterns, behaviors and correlations that can be used...
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