Doppel is the Official Social Engineering Defense Partner of the San Francisco 49ers

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Insights on social engineering defense, digital risk protection, human risk management, email security, and cybersecurity from the Doppel team.

Featured Article

Open Enrollment Phishing: What to Train For

The Open Enrollment Phishing Season Nobody's Training For

Open enrollment gives phishing lures a real deadline and a believable HR pretext. Learn how to prepare employees across email, chat, and voice.

by Sameera Kelkar

Latest Blog Posts

Why Modern Social Engineering Defense Demands an Agentic Interface

by Andrei Korytsev

Defend the Bay: Why Doppel is Partnering with the San Francisco 49ers

One Attack, Two Fronts: The Marketing and Security Playbook for Doppel

by Alyssa Smrekar

Engineering Blog Posts

Machine Identity for the AI Era: Building Doppel API V2 With OAuth 2.0

by Benjamin Magid

Building RAMP: Turning a Reporting Vision Into a Real Platform

How to Build a URL Toolkit

Doppel’s platform update is the foundation for agentic SOC workflows, faster decisions, and unified defense.

Why Modern Social Engineering Defense Demands an Agentic Interface

Doppel’s platform update is the foundation for agentic SOC workflows, faster decisions, and unified defense.

Andrei Korytsev

Doppel is an Official Social Engineering Defense Partner of the San Francisco 49ers

Defend the Bay: Why Doppel is Partnering with the San Francisco 49ers

Doppel is an Official Social Engineering Defense Partner of the San Francisco 49ers: two Bay Area organizations built on the same defensive mentality.

Kevin Tian and Rahul Madduluri

One Attack, Two Fronts: The Marketing and Security Playbook Behind Doppel

One Attack, Two Fronts: The Marketing and Security Playbook for Doppel

Brand impersonation hits marketing and security at the same time. See how Doppel helps both teams catch and dismantle attacks before customer trust erodes.

How Phishing Sites Trick AI Agents

When Phishing Sites Are Built to Fool Your AI Agent, Not You

See how hidden prompt injections turn phishing sites into traps for AI agents, and what security teams need to detect and disrupt next.

ClickFix Attacks: When Victims Install the Malware

ClickFix Attacks: When Victims Install the Malware

ClickFix scams turn fake CAPTCHAs and browser errors into malware delivery. Learn how the attack works, what to watch for, and how to respond.

Ines Marjanovic

GhostCode Attack: From Contact Form to Account Takeover

GhostCode Attack: From Contact Form to Account Takeover

GhostCode starts with a business contact form and ends with stolen Microsoft tokens. Follow the attack chain and learn how to stop it.

Ines Marjanovic

Device Code Phishing: The MFA Bypass Without a Fake Login

Device Code Phishing: The MFA Bypass Without a Fake Login

Device code phishing sends victims to a real Microsoft sign-in page, then steals the resulting token. Learn how it works and how to defend against it.

Ines Marjanovic

What to Do in the First Hour After You Discover a Lookalike Domain

What to Do in the First Hour After You Discover a Lookalike Domain

Spotted a lookalike domain spoofing your brand? Use this 60-minute response playbook to preserve evidence, assess risk, and start disrupting the infrastructure.

Ines Marjanovic

Scattered Spider’s Playbook: What You Need to Know in 2026

Scattered Spider’s Playbook: What You Need to Know in 2026

Scattered Spider keeps turning help desk trust into initial access. See what changed through 2026 and how to harden resets, MFA, and frontline decisions.

Ines Marjanovic

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