Prashanth Arun

Director of Data Science - AI Defense

AI Software & Platform

Prashanth Arun is Director of Data Science for Cisco’s AI Defense product line within the Cisco AI Software & Platforms Group. At the intersection of machine learning and cybersecurity, he leads the AI/ML research and development team that powers next-generation defenses for the enterprise. With nearly two decades of experience spanning cybersecurity and data science, Prashanth has held key roles – including leading data science organizations at industry pioneers including Juniper Networks, Netskope, and Armorblox. Prashanth's interests lie in exploring how AI can deliver meaningful value to customers—bridging cutting-edge research with real-world impact to enhance security, efficiency, and trust.

Articles

ARTIFICIAL INTELLIGENCE - AI

Prashanth Arun

Your Agent Trusts Things You Never Approved

3 min read

Several notable breach retrospectives of the last decade have the same shape. The attacker didn't break down the front door. They compromised something the target had already decided to trust — a package, a build tool, a base image — and walked in..

Cisco AI Defense: Built for the Way AI Is Actually Used

5 min read

Enterprise AI lives in conversations — multilingual, multi-turn, and context-dependent. Security has to match that reality. Here is how Cisco AI Defense does.

ARTIFICIAL INTELLIGENCE - AI

Ehsan Aghaei

Prashanth Arun

SecureBERT 2.0: Cisco’s next-gen AI model powering cybersecurity applications

4 min read

Today, we are excited to share that the SecureBERT 2.0 model is available on HuggingFace and GitHub with an accompanying research paper. This release marks a significant milestone, building on the already widely adopted SecureBERT model to unlock even more advanced cybersecurity applications. Just see this unparalleled performance across real-world tasks: In 2022, the first […]