Secret Double Octopus

Secret Double Octopus (SDO) is a cybersecurity software company specializing in phishing-resistant passwordless authentication for enterprise environments.

Secret Double Octopus

Company type	Private
Industry	Security Software
Founded	2015
Headquarters	Palo Alto, CA , USA
Area served	Worldwide
Services	Passwordless MFA
Number of employees	50
Website	Official website

History

The company was founded in 2015 by a team of experienced entrepreneurs and security researchers.

The company's core product is based on proprietary password alternatives for password-based legacy systems and secure communications using secret sharing algorithms, originally developed to protect nuclear launch codes,^[1] now used to prevent cyber attacks.

The company uses proprietary phone-as-a-token technology to prevent unauthorized use of systems while preventing identity theft.^[2]

Product and funding

In April 2020, the company announced a $15 million Series B round to expand their passwordless authentication and remote-access security solutions for enterprises.^[3][4] Additional $15 were raised in January 2024.^[5]

Awards and recognition

• Gartner 'Cool Vendor' in 2016^[6]
• "50 startups that will boom according to VCs", Business Insider ^[7]
• "Best in Class" for enterprise passwordless authentication by the Aite Group^[8].
• 2023 SINET 16 Innovator Award^[9]