Company Details
quintessent-inc
18
1,171
None
quintessent.com
0
QUI_5577834
In-progress

Quintessent Inc. Company CyberSecurity Posture
quintessent.comCommunication, not computation, is now the main system level bottleneck in large-scale computing and A.I. applications. Quintessent is developing optical interconnect technology that can be integrated with compute chips to enable massively accelerated and power efficient communication across any distance inside the datacenter. Our future-proof technology stack is rooted in 10+ years of research at UC Santa Barbara, and combines multiple layers of innovation in O-band quantum dot lasers/amplifiers, silicon photonic integrated circuits, and scalable communication architectures. Our team comprises of technology pioneers and serial entrepreneurs with a long track record of entrepreneurial success at multiple past ventures. We are always interested in connecting with talented and adventurous individuals who may one day join our stellar team!
Company Details
quintessent-inc
18
1,171
None
quintessent.com
0
QUI_5577834
In-progress
Between 750 and 799

Quintessent Inc. Global Score (TPRM)XXXX



No incidents recorded for Quintessent Inc. in 2025.
No incidents recorded for Quintessent Inc. in 2025.
No incidents recorded for Quintessent Inc. in 2025.
Quintessent Inc. cyber incidents detection timeline including parent company and subsidiaries

Communication, not computation, is now the main system level bottleneck in large-scale computing and A.I. applications. Quintessent is developing optical interconnect technology that can be integrated with compute chips to enable massively accelerated and power efficient communication across any distance inside the datacenter. Our future-proof technology stack is rooted in 10+ years of research at UC Santa Barbara, and combines multiple layers of innovation in O-band quantum dot lasers/amplifiers, silicon photonic integrated circuits, and scalable communication architectures. Our team comprises of technology pioneers and serial entrepreneurs with a long track record of entrepreneurial success at multiple past ventures. We are always interested in connecting with talented and adventurous individuals who may one day join our stellar team!


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Australia has invested $15 million AUD into QuintessenceLabs to strengthen its position in quantum cybersecurity.
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Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
The official website of Quintessent Inc. is http://quintessent.com.
According to Rankiteo, Quintessent Inc.’s AI-generated cybersecurity score is 753, reflecting their Fair security posture.
According to Rankiteo, Quintessent Inc. currently holds 0 security badges, indicating that no recognized compliance certifications are currently verified for the organization.
According to Rankiteo, Quintessent Inc. is not certified under SOC 2 Type 1.
According to Rankiteo, Quintessent Inc. does not hold a SOC 2 Type 2 certification.
According to Rankiteo, Quintessent Inc. is not listed as GDPR compliant.
According to Rankiteo, Quintessent Inc. does not currently maintain PCI DSS compliance.
According to Rankiteo, Quintessent Inc. is not compliant with HIPAA regulations.
According to Rankiteo,Quintessent Inc. is not certified under ISO 27001, indicating the absence of a formally recognized information security management framework.
Quintessent Inc. operates primarily in the Computer Networking Products industry.
Quintessent Inc. employs approximately 18 people worldwide.
Quintessent Inc. presently has no subsidiaries across any sectors.
Quintessent Inc.’s official LinkedIn profile has approximately 1,171 followers.
Yes, Quintessent Inc. has an official profile on Crunchbase, which can be accessed here: https://www.crunchbase.com/organization/quintessent.
Yes, Quintessent Inc. maintains an official LinkedIn profile, which is actively utilized for branding and talent engagement, which can be accessed here: https://www.linkedin.com/company/quintessent-inc.
As of November 28, 2025, Rankiteo reports that Quintessent Inc. has not experienced any cybersecurity incidents.
Quintessent Inc. has an estimated 949 peer or competitor companies worldwide.
Total Incidents: According to Rankiteo, Quintessent Inc. has faced 0 incidents in the past.
Incident Types: The types of cybersecurity incidents that have occurred include .
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ThingsBoard in versions prior to v4.2.1 allows an authenticated user to upload malicious SVG images via the "Image Gallery", leading to a Stored Cross-Site Scripting (XSS) vulnerability. The exploit can be triggered when any user accesses the public API endpoint of the malicious SVG images, or if the malicious images are embedded in an `iframe` element, during a widget creation, deployed to any page of the platform (e.g., dashboards), and accessed during normal operations. The vulnerability resides in the `ImageController`, which fails to restrict the execution of JavaScript code when an image is loaded by the user's browser. This vulnerability can lead to the execution of malicious code in the context of other users' sessions, potentially compromising their accounts and allowing unauthorized actions.
Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to to verify that the token used during the code exchange originates from the same authentication flow, which allows an authenticated user to perform account takeover via a specially crafted email address used when switching authentication methods and sending a request to the /users/login/sso/code-exchange endpoint. The vulnerability requires ExperimentalEnableAuthenticationTransfer to be enabled (default: enabled) and RequireEmailVerification to be disabled (default: disabled).
Mattermost versions 11.0.x <= 11.0.2, 10.12.x <= 10.12.1, 10.11.x <= 10.11.4, 10.5.x <= 10.5.12 fail to sanitize team email addresses to be visible only to Team Admins, which allows any authenticated user to view team email addresses via the GET /api/v4/channels/{channel_id}/common_teams endpoint
Exposure of email service credentials to users without administrative rights in Devolutions Server.This issue affects Devolutions Server: before 2025.2.21, before 2025.3.9.
Exposure of credentials in unintended requests in Devolutions Server.This issue affects Server: through 2025.2.20, through 2025.3.8.

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