Radhika Vyas, Author at SecureW2

Radhika Vyas

5 articles published

3 topics covered

About

Radhika Vyas has 7 years of experience in B2B SaaS marketing. She focuses on cybersecurity topics including PKI, Cloud RADIUS, 802.1X authentication, and EAP-TLS. Her work centers on translating complex identity and device trust concepts into practical, real-world implementations across platforms. Radhika has written extensively on certificate-based authentication, SCEP workflows, and modern access security. In her free time, she enjoys traveling with her husband and dog, and exploring her creativity through sketching.

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One compromised laptop could lead an attacker to the finance server. Network design can stop the path.

Risks & Threats September 25, 2026

Lateral Movement in Enterprise Networks: Risks and Fixes

Most breach reports do not start at the crown-jewel database. They start with one phished laptop, one exposed remote desktop session or one stolen credential on a low-value workstation. Once...

Attackers using free tools can drain an entire subnet’s address pool quickly, locking every legitimate device out of the network.

Risks & Threats September 23, 2026

DHCP Starvation Attacks: How They Work and How to Stop Them

DHCP starvation attacks are easy to run, but can be crippling to a network. Open-source tools let attackers send thousands of forged Dynamic Host Configuration Protocol (DHCP) requests in under...

A single unmanaged switch port can turn an entire network segment into a shared listening device in under a minute.

Risks & Threats September 22, 2026

MAC Flooding Attack: How It Works and How to Stop It

Most IT teams assume a switched network is inherently more private than a hub, since a switch is supposed to send traffic only to the port where the destination device...

The answer is (probably) sooner than you think

PKI/Certificates September 14, 2026

When to Move From a Public CA to a Private CA

March 15, 2027 marks an important deadline for organizations using publicly trusted certificates. From that date, newly issued certificates chaining to roots in the Chrome Root Store must contain only...

A technical guide to cipher suite components, TLS handshake negotiation, and the shift from TLS 1.2 to TLS 1.3

Protocols & Standards September 6, 2026

What Is a Cipher Suite? How It Works in TLS

Every time a browser connects to a website over HTTPS, or a device authenticates to a network, both sides must agree on the rules for how they will protect that...