H

Hussaina Begum N.

Software Engineer

Bengaluru, Karnataka, India22 yrs 11 mos experience
Highly Stable

Key Highlights

  • 22 years of experience in security product development
  • Expertise in VPN and network security solutions
  • Active contributor to open-source and community initiatives
Stackforce AI infers this person is a Networking and Security expert with extensive experience in enterprise-level solutions.

Contact

LinkedIn

Skills

Core Skills

Network SecurityVpnHigh Availability (ha)SwitchingIdentityAccess GatewayIpsecRbacComputer Security

Other Skills

Cloud ComputingProtocol BuffersLoad BalancingCreativity and InnovationSecuritySystems ProgrammingPython (Programming Language)Software DevelopmentREST APIsLinuxIKEC/C++C#802.1AEBerkeley Software Distribution (BSD)

About

I have 22 years of experience in designing and developing security products and solutions for operating systems and networking stacks. My work experience so far: VMware India R&D Pvt. Ltd: Development of L3VPN features on NSX-T from 2.2 release on wards, some features added: - Aggregation APIs to report the VPN status and statistics from NSX-T Edges to NSX-T Manager - Bypass rules support for VPN - Stateful HA support for VPN - Operations and serviceability improvements - exporting VPN metrics to Wavefront/TSDB - Crypto compliance related work for VPN - REST API implementation for configuring L2VPN/L3VPN sessions on a new Edge platform. Cisco Systems: - Development & Support of Identity, Base Security and MACSec features of Catalyst 2K/3K/4K switches. - Development of Wired Guest Access feature for Catalyst 4500 switches. - Contributed to NAT feature development for one of the Catalyst 4500 switching platforms. - Lead the L2 security services effort on a new vendor based ASIC and new CPU architecture. Citrix Systems: - Designed and implemented features(ICMP support, HA) of a new Citrix Access Gateway product & CloudGateway product. - Contributed to support efforts of the SSLVPN functionality of existing NetScaler product. - Sustenance efforts of ICA Proxy mode, Clientless VPN, AAA modules IBM India Systems & Technology Labs: - Developed a security hardening tool AIXpert(AIX Security Expert) for AIX Operating system, an Enterprise level server operating system in AIX 5.3 release. - Contributed to RBAC implementation on AIX 6.1 release - Implemented IPSec/IKEv2 (RFC4306) protocol for AIX 6.1 release. My community engagement so far: WomenWhoCode Pune: - Delivered a session on Docker networking - Planning and execution of an eight part series on "Data Structures and Algorithms for interview preparation" - Delivered sessions on Time Complexity analysis and Dynamic programming as part of the DSA series Opensource contributions: - Contributing to CNCF Sandbox project Meshery, as a maintainer for mesheryctl - Program Committe member for ServiceMeshCon EU22, KubeCon EU23, KubeCon China23, KubeCon NA23, KubeCon EU24, KubeCon IN24 and KubeCon IN25 APNIC: - APNIC52 and APNIC54 fellow - APNIC56 Fellowship Committee Member

Experience

22 yrs 11 mos
Total Experience
4 yrs 5 mos
Average Tenure
8 mos
Current Experience

Netskope

Sr. Staff Engineer

Oct 2025 – Present · 8 mos · Bengaluru, Karnataka, India · Hybrid

Vmware

Staff Engineer

Jun 2017 – Jun 2025 · 8 yrs · Pune Area, India/Bengaluru Area, India · On-site

  • Contributing to VPN feature development of NSX Transformers product.
  • 1. Design and implementation of L3VPN serviceability features(VPN status and statistics APIs) in NSX-T 2.2 release.
  • 2. Designed and implemented support for Global Bypass rules for VPN in NSX-T 2.2 release.
  • 3. Improved L3VPN debug-ability by adding support for IKE session down reasons and IPSec tunnel down reasons. This involved modifying third party IPSec stack and integrating it into NSX-T 2.3 release.
  • 4. Design and implementation of the stateful VPN HA feature in NSX-T 3.0 release
  • 5. Implemented Time-Series Metrics for VPN feature in NSX-T 4.0.x release
  • 6. Filed 5 patent applications in the VPN autoscaling and SDDC upgrade areas
  • 7. Contributed to Hands On Labs development of NSX-T Advanced Load Balancer
Network SecurityCloud ComputingProtocol BuffersVPNIPSecLoad Balancing+10

Cisco systems

2 roles

Technical Leader

Promoted

Nov 2016 – Jun 2017 · 7 mos · Bengaluru, Karnataka, India

  • Design and implementation of Security features on Catalyst switching platforms.
  • SGT caching feature implementation for a catalyst 6k switching platform.
  • NAT feature implementation for a catalyst 4500 switching platform.
Network SecuritySwitchingPython (Programming Language)C#C/C++

Software Engineer

Apr 2012 – Oct 2016 · 4 yrs 6 mos · Bengaluru, Karnataka, India

  • Development & Support of Identity, Base Security and MACSec features of Catalyst 2K/3K/4K switches.
  • ASIC qualification for SGT/SGACL and MACSec features on Catalyst 2960s platform.
  • "Wired Guest Access" feature development for Sup8E based Catalyst 45xx platform.
  • MACSec enhancements for Catalyst 4K and NG3K platforms.
  • Critical customer escalations for Identity and MACSec areas.
Network SecurityIdentitySecuritySwitching802.1AEC/C++

Citrix systems

Sr Software Development Engineer

Oct 2010 – Feb 2012 · 1 yr 4 mos · Bangalore, India

  • 1) Feature development on a new Access Gateway(SSLVPN) product
  • ICMP protocol support
  • HA implementation
  • Integration of AG user land process with platform's watchdog process.
  • 2) Sustenance efforts on the existing Access Gateway (NetScaler) product
  • ICAProxy mode
  • Authentication & Authorization modules
  • 3) Implemented a key feature(REST APIs) of the Citrix CloudGateway product.
High Availability (HA)Berkeley Software Distribution (BSD)DebuggingAccess GatewayMemory ManagementREST APIs+2

Ibm

3 roles

Staff Software Engineer

Promoted

Jun 2008 – Sep 2010 · 2 yrs 3 mos · Bengaluru, Karnataka, India

  • 1) IKEv2(RFC 4306) implementation on AIX Operating system
  • 2) Enhancements to AIX IKEv2 to meet DoD & NIST standards
  • 3) SOX-COBIT compliance requirements of IBM Compliance Expert
C (Programming Language)Network SecurityIPSecCreativity and InnovationSecurityDebugging+7

Systems Software Engineer

Jan 2006 – May 2008 · 2 yrs 4 mos · Bengaluru, Karnataka, India

  • 1) Enhancements to AIX Security Expert
  • "Secure by Default" installation of AIX
  • Centralised storage of AIXpert configuration files on LDAP
  • Support for customised security settings
  • 2) Role Based Access Control framework for AIX
  • static code analysis of AIX commands for implementing privilege bracketing
Network SecurityCreativity and InnovationComputer SecuritySecurityDebuggingRBAC+4

Software Engineer

Jun 2004 – Dec 2005 · 1 yr 6 mos · Bengaluru, Karnataka, India

  • 1) AIX Security Expert tool development
  • 2) Security vulnerability analysis of AIX base OS commands
  • 3) Fixed internal defects in AIX base commands & libraries.
Computer SecurityKshOperating SystemsSystems ProgrammingIBM AIXAwk

National institute of technology calicut

Masters Student

Aug 2002 – May 2004 · 1 yr 9 mos · Kozhikode, Kerala, India

Education

National Institute of Technology Calicut

M.tech — Computer Science & Engineering

Jan 2002 – Jan 2004

Jawaharlal Nehru Technological University

B.Tech — Computer Science & Engineering

Jan 1998 – Jan 2002

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