The final line of defense
against phishing threats

URL filters chase domains that are already known bad. Ostral reads the behavior and structure of a page as it loads, so it can stop a phishing site the first time anyone lands on it.

Ostral detecting a zero-day phishing site in the browser before credentials are submitted

Phishing is still the way in

Despite advanced defenses, the vast majority of successful compromises still begin with a single deceptive link.

Ostral detecting a zero-day phishing site in the browser before credentials are submitted

Phishing is still the way in

Despite advanced defenses, the vast majority of successful compromises still begin with a single deceptive link.

Browser warning shown by Ostral when a user lands on a newly registered malicious domain

Modern threats are not only email anymore

QR codes, messaging apps, and lookalike pages slip past email filters and fool even the most careful employees.

Browser warning shown by Ostral when a user lands on a newly registered malicious domain

Modern threats are not only email anymore

QR codes, messaging apps, and lookalike pages slip past email filters and fool even the most careful employees.

Comparison of URL filtering versus Ostral's behavioral detection of brand-new phishing domains

Static URL blacklists miss new domains

"Known bad" lists leave you exposed to sites registered minutes ago.

Comparison of URL filtering versus Ostral's behavioral detection of brand-new phishing domains

Static URL blacklists miss new domains

"Known bad" lists leave you exposed to sites registered minutes ago.

When users click, security gets one more chance.

Ostral intervenes during live browsing sessions to block sophisticated phishing that evades every other control

Ostral intervenes during live browsing sessions to block sophisticated phishing that evades every other control

Ostral intervenes during live browsing sessions to block sophisticated phishing that evades every other control

Detect threats beyond the inbox

Phishing has moved from email to QR codes, messaging apps, and other prompts that bypass traditional gateways. Ostral watches the point of interaction, ensuring your team is protected no matter what.

Detect threats beyond the inbox

Phishing has moved from email to QR codes, messaging apps, and other prompts that bypass traditional gateways. Ostral watches the point of interaction, ensuring your team is protected no matter what.

Stop the brand-new attacks

Ostral analyzes a page's actual behavior and structure, blocking credential theft even on sites with no reputation yet.

Stop the brand-new attacks

Ostral analyzes a page's actual behavior and structure, blocking credential theft even on sites with no reputation yet.

Break session hijacking

Token-theft tools can bypass MFA. Ostral's browser telemetry spots the proxy-based ones and kills the connection before your identity is taken.

Break session hijacking

Token-theft tools can bypass MFA. Ostral's browser telemetry spots the proxy-based ones and kills the connection before your identity is taken.

Ostral has just published its 2026 Extension Threat Report
Get the report
×
Ostral has just published its 2026 Extension Threat Report
Get the report
×