Doppel Email Security is now generally available
The agentic email security solution that empowers you to fight back against social engineering attacks. Detection isn't enough. Disruption is the difference.
Best practices and expert guidance for protecting your organization against social engineering attacks
Domain fraud is the use of deceptive lookalike domains to impersonate a brand and steal credentials or funds. Learn how it works and how to defend against it.
An infostealer is malware that harvests saved passwords, session cookies, and crypto wallets in one automated pass. Learn how it works and how to defend against it.
Advance fee fraud makes victims pay an upfront fee for a benefit that never arrives. Learn how these scams work, their types, and how to defend against them.
Indicators of compromise (IOCs) are technical artifacts that signal an attack. A definition, the main IOC types, and how to operationalize them.
Evil twin phishing uses a fake Wi-Fi access point that copies a real network's name to steal credentials through a cloned login page. Learn how it works and how to defend.
Angler phishing uses fake customer support accounts on social media to intercept complaints and steal credentials. Learn how it works, its warning signs, and how to defend.
Multi-factor authentication (MFA) verifies identity with two or more factor types. Learn how MFA works, its methods ranked by strength, and how attackers bypass it.
Diversion theft tricks a courier, carrier, or employee into redirecting a shipment, payment, or data to an attacker. Learn how it works, its types, and defenses.
New account fraud opens accounts with stolen or synthetic identities to commit crimes. Learn how it works, its main types, and how to defend against it.
Managed detection and response (MDR) is a 24/7 service that runs your detection tools and responds to threats for you. Learn how MDR works and how to evaluate a provider.
DNS spoofing forges DNS responses so a domain resolves to an attacker-controlled IP address. Learn how it works, its main types, and how to defend against it.
Cyber resilience is an organization's ability to anticipate, withstand, recover from, and adapt to cyberattacks. Learn how it works and how to build it.
URL spoofing crafts a web address that looks like a trusted site but resolves to attacker infrastructure. Learn how it works, its main types, and how to defend.
Incident response is how organizations detect, contain, and recover from security incidents. Learn the frameworks, components, and how to strengthen your program.
A homograph attack forges domains and senders with look-alike characters a target cannot visually distinguish. Learn how it works and how to defend.
PII removal deletes personal data from data broker and people-search sites. Learn how it works, its main methods, and why it reduces attack risk.
An investment scam invents or misrepresents an investment to take a victim's money. Learn how these scams work, their main types, and how to defend against them.
Clone phishing copies a real email the recipient already trusts, swaps in a malicious link or attachment, and resends it. Learn how it works and how to defend against it.
A fake social media account uses a false identity to deceive users, customers, or employees. Learn how these accounts work, their main types, and how to defend against them.
Online fraud uses the internet to trick victims into handing over money, credentials, or access. Learn how it works, its main types, and how to defend against it.
AI phishing runs as one multi-channel campaign built from a target's own data. Learn how these attacks work and how to detect and defend against them.
Domain spoofing lets attackers abuse your brand's domain in email and on the web to steal credentials and funds. Learn how it works and how to stop it.
Agentic AI security uses autonomous agents to detect, investigate, and dismantle social engineering attacks at the same machine speed attackers now run them.
AI deepfakes clone faces and voices to authorize fraud and bypass identity checks. See how they work, the forms they take, and how enterprises defend.
Agentic AI turns phishing from content generation into autonomous, multi-channel campaigns. Learn how the attack chain works and how to defend.
AI phishing uses generative AI to write flawless, personalized lures across email, voice, and video. Learn how these attacks work and what stops them.
Deepfake phishing uses AI voice and video to impersonate trusted people. Learn how the attack works, why conventional controls miss it, and how to detect and prevent it.
A tailgating attack lets an intruder follow an employee through a secured door with no credential. Learn how tailgating works and how to stop it.
Brand impersonation turns your identity into fraud infrastructure across domains, social, ads, and email. Learn the attack patterns and how to dismantle whole campaigns.
AI voice cloning turns seconds of public audio into a synthetic voice that passes on live calls. Learn how it works and how enterprises defend against it.
AI-generated phishing clears the checks cloud email defense relies on. See how these attacks reach the inbox, why filters miss them, and how to detect them.
An executive's exposed data, leaked passwords, and cloneable voice are the easiest way into your company. This guide covers what a digital executive protection program needs.
AI red teaming probes AI systems for failures and uses AI to test how employees withstand social engineering. See how it works and what continuous testing takes.
Credential harvesting steals logins through fake sign-in pages and adversary-in-the-middle proxies that bypass MFA. See how the attack works and how to stop it.
Brand impersonation costs companies millions. Learn how fake domains, spoofed accounts, and AI deepfakes work, and how to detect and remove them fast.
Deepfake scams use cloned voices and fake video to steal millions. Learn how these attacks work and how organizations can detect and stop them.
Learn what phishing simulation is, how it works across email, SMS, and voice, and which metrics reveal real readiness beyond click rate.
What is human risk management? It's the practice of measuring and reducing cybersecurity risk from human behavior. Learn how HRM works and why it matters.
Protect against text scams with smishing simulation, a vital cybersecurity training tool. Learn what is smishing simulation to enhance mobile security.
Combat digital threats with a vishing simulator! Enhance security training through realistic voice phishing simulations to reinforce cybersecurity and reduce risks.
Learn what an external pentest for fraud defense is, how it works, what it tests, and how it helps organizations stop impersonation, payment fraud, and social engineering attacks.
Understand what a cyberattack is, how modern cyberattacks target both systems and people, and what security leaders can do to reduce risk across their attack surface.
Enhance your cyber security awareness and protect vital information by understanding threats and implementing best practices. Learn why it's crucial today!
Learn what open-source intelligence (OSINT) is, how attackers and defenders use it, common OSINT sources, and why it matters in enterprise cybersecurity.
Learn what identity verification is, how workflows work, and how to protect them from social engineering and impersonation.
Learn what behavioral security means, which metrics matter most, and how to measure safer decisions across modern social engineering risks.
Learn what adversary simulations are, how they test human risk, and why they help validate real-world defenses against impersonation and social engineering.
Password reset fraud uses deceptive reset requests to steal accounts. Learn the risks, signs, and help desk defenses.
Learn what insider risk is, how it affects organizations, and how simulations help measure human risk across real attacker scenarios.
Learn how vibe phishing simulations help measure human risk against realistic brand impersonation and social engineering attacks.
Learn how reverse proxy routes traffic and how attackers use AiTM phishing to steal sessions after MFA. Signals and fast response steps.
SEO poisoning is when attackers push malicious pages into search results to trick users into clicking. Learn how it works and how to defend.
The deep web is online content that search engines don't index, like private accounts and databases. It's not the same as the dark web.
Discover what is vishing, a growing threat in cyber security, combining voice communication with phishing tactics. Learn to recognize and prevent vishing attacks today.
Push bombing spams users with MFA prompts until they approve. Learn how it starts, why it works, and how to stop ATO, fraud, and impersonation.
WhatsApp scam activity uses impersonation and social engineering in WhatsApp chats. Learn funnels, signals, and response steps for brands.
Credential stuffing drives account takeovers at scale. Learn how it works, where it shows up, and what brand teams can do to disrupt it.
Marketplace seller fraud involves fake sellers impersonating brands, scamming shoppers, and driving chargebacks. Learn detection, prevention, and response.
Adversary emulation helps brand risk teams safely replicate impersonation and social engineering to validate detection, takedown, and response workflows.
Brand spoofing impersonates trusted brands across email, web, social, and voice to steal credentials, money, and customer trust.
Digital risk protection (DRP) finds and disrupts brand impersonation across web, social, apps, and voice before scams scale.
Vendor impersonation fraud drives invoice scams and payment diversion, including BEC-style attacks. Learn attack flows, high-signal controls, and response steps.
Online brand enforcement finds and removes brand impersonation across the web, social, and marketplaces to reduce fraud, chargebacks, and support load.
Learn what “doxxed” means and how to protect yourself. This guide covers the doxxing definition, examples, and essential online safety tips.
Account takeover explained. How attackers steal logins via scams, MFA bypass, and support fraud. How to detect, prevent, and respond.
What is a data breach? Learn the definition, real-life examples, and crucial prevention tips to safeguard your personal information online.
Learn how infrastructure mapping links domains, numbers, and fake accounts into campaign clusters so teams can disrupt impersonation faster.
Learn how to spot a phishing email with our easy guide covering red flags, examples, and steps to avoid phishing scams. Enhance your email security now!
Combosquatting adds words to a brand domain to power impersonation scams. Learn how it works, risks, detection, and disruption.
Real-time attack simulation tests multi-channel impersonation scam journeys in controlled conditions, enabling teams to measure defenses over time.
Callback phishing tricks victims into calling fake support numbers instead of clicking a link.
Quishing uses QR codes to route victims into phishing and fraud flows. Learn tactics, detection, and how to disrupt campaigns.
Scam website takedown removes phishing and brand scam sites before they steal logins or payments. Steps, evidence, and metrics.
Learn how typosquatting enables brand impersonation, phishing, and fraud, and how monitoring and takedowns help stop it.
Malvertising uses online ads to push scams, phishing, and malware. Learn how campaigns work and how teams detect and disrupt them.
Smishing is SMS phishing that impersonates brands to steal credentials, money, or data. Learn patterns, workflow defenses, and metrics that matter.
Customer impersonation fraud is when criminals mimic your brand to trick customers into unsafe actions. Learn the patterns, impact, and defenses.
Detect fake apps and map scam infrastructure. Protect your brand from impersonation, phishing, and mobile fraud with advanced counterfeit app identification.
Phone impersonation scams use spoofed calls and AI voices to impersonate brands. See how vishing works and how Doppel detects and disrupts it.
Explains offensive cybersecurity testing for brand impersonation. Shows how attacker-style validation can reduce fraud, scam volume, and support load.
Learn how workflow automation turns impersonation findings into triage, routing, and takedown actions that scale brand protection without extra headcount.
Explains how external scam website monitoring detects brand impersonation sites, maps attacker infrastructure, and reduces fraud and customer harm.
Learn how social engineering protection detects brand impersonation, stops scams targeting your customers, and supports fraud and security teams.
Learn how threat monitoring detects brand impersonation, phishing, and scams across external digital channels to protect customers and revenue.
Learn how external cyber threat intelligence protects brands from impersonation and fraud across domains, social, apps, and marketplaces.
Brand-focused cyber testing defends your customers and brand by exposing external threat vectors targeting your brand assets.
Learn how Doppel monitors and removes deepfake fraud targeting brands and executives using AI-powered detection and takedown technology.
Learn how a brand scam removal service eliminates fake websites, ads, and social media accounts using AI-driven detection and takedown solutions.
Learn how impersonation attack protection safeguards brands from fraud by detecting fake accounts, cloned sites, and phishing attempts.
Learn how external digital risk testing helps brands measure exposure to scams and impersonation threats online.
Learn how deepfake AI voice and video scams work, why they threaten brand trust, and how Doppel detects and stops impersonation attacks.
Learn how Security Awareness Training (SAT) empowers employees to identify brand impersonation threats and how Doppel strengthens enterprise defense.
Discover key insights on social engineering tactics to enhance your organization's information security. Strengthen defenses and protect vital data now.
Discover how honeypots enhance enterprise cybersecurity by luring attackers and gathering intel, protecting your organization from evolving threats.
Streamline your enterprise's email security with an abuse box. Organize suspicious reports and enhance threat intelligence for a safer environment.
Discover the critical components of your organization's attack surface and learn effective monitoring strategies to safeguard data and maintain compliance.
To protect their innovations, brand reputation, and financial stability, enterprises must include IP infringement in their scope of cybersecurity practices.
Understand what data loss prevention is, why it matters, and how it helps protect sensitive information from leaks, breaches, and insider threats.
Learn what information leakage is, how it happens, its impact—and how Doppel’s brand protection and real-time intelligence help prevent it.
Unlock effective brand monitoring for enterprise security. Protect your data and strengthen brand identity with strategic insights and compliance management.
Explore what Business Email Compromise (BEC) is and how Doppel's Social Engineering Defense platform helps protect organizations from such threats.
Explore what Business Email Compromise (BEC) is and how Doppel's Social Engineering Defense platform helps protect organizations from such threats.
Safeguard your organization with cutting-edge executive protection software that merges physical and digital defenses—empower your security strategy today.
Learn about social engineering techniques and why your online presence is the most valuable weapon an attacker can exploit.
Social Engineering Defense unifies threat detection, dismantlement, and human resilience against AI-powered, multi-channel attacks. Learn how SED works.