Avatar

TK Keanini

CTO

Security Business Group

TK brings over 25 years of network and security experience to Cisco. With a penchant for driving technical innovation, he is responsible for integrating security solutions with private and public cloud-based computing platforms.

Articles

October 4, 2018

SECURITY

Gartner ITxpo Session Preview: Best Practices with Machine Learning

3 min read

Will you be going to the upcoming Gartner Symposium/ITxpo conference in Orlando, Florida in October?

July 26, 2018

SECURITY

Using machine learning to target threats

3 min read

This blog post begins with a joke about two people in a forest and a bear. A bear appears out of nowhere and starts to chase these two guys during...

May 3, 2018

SECURITY

Cisco catches thousands of hidden threats on a massive public network

3 min read

The GSMA Mobile World Congress in Barcelona, Spain, is the largest exhibition for a mobile industry.  This year, Mobile World Congress attracted more than 107,000 attendees. But high profile, public...

April 11, 2018

SECURITY

TLS version 1.3: Change is here and Encrypted Traffic Analytics has got your back

6 min read

Networks are becoming increasingly opaque via encrypted sessions, greatly benefiting end users because it ensures privacy and authenticity of the connection between applications over networks where we must assume zero...

April 2, 2018

SECURITY

Encrypted Traffic Analytics Receives “Miercom Performance Verified” Certification

3 min read

Encryption is becoming an increasingly prevalent aspect of digital communications – even when it comes to malware. A Cisco analysis of more than 400,000 malicious binaries found that about

March 22, 2018

SECURITY

Serverless Security for Public Cloud Workloads with Stealthwatch Cloud

3 min read

Businesses absolutely love serverless computing because of the reduced IT administrative burden, but delegation of control to the service provider also delegates the detection, mitigation, and remediation of threats.

October 17, 2017

SECURITY

Three Ways in which Stealthwatch Helps You Get More from Your Network Data

2 min read

Do you know what the greatest Olympian of all time and Stealthwatch have in common? Both work harder and smarter for unbeatable performance. I recently heard from the one-and-only, Michael Phelps. He said that very early on, he and his coach set very high goals. And he knew that to achieve them, he had to […]

June 22, 2017

SECURITY

What is the Body Language of Your Encrypted Network Traffic Really Saying?

3 min read

The rise of encrypted traffic is changing the threat landscape; the increase in digital business has increased the number of services using encrypted traffic to secure information.

September 20, 2016

SECURITY

The True Value of Network Security Monitoring

7 min read

The Enterprise Strategy Group (ESG) conducted research into how cybersecurity professionals view network security monitoring and how they use it in their organization. The report Network Security Monitoring Trends surveyed 200 IT and cybersecurity professionals who have a knowledge of or responsibility for network security monitoring. Some of the key findings include: Many organizations now […]

May 9, 2016

SECURITY

The Formula One Approach to Security

4 min read

Many of today’s systems are built on telemetry, the automated gathering of remote data measurements to gain insights and manage performance and operations. One industry that has been quick to embrace telemetry is auto racing. Winning racing teams are outfitting their cars with around 100 sensors that monitor thousands of components. Every race weekend, hundreds […]