Upstream Security vs PCA Cyber Security
Upstream Security
Upstream Security operates a cloud-native, agentless AI platform purpose-built for connected vehicles and mobility IoT. It ingests telematics, OTA, diagnostic, and dealership data to deliver cybersecurity detection and response (V-XDR), automotive threat intelligence, and data-driven applications. Upstream pairs its platform with a managed 24/7 Vehicle Security Operations Center and monitors tens of millions of vehicles, making it one of the largest-scale players in connected-vehicle security. Because it works server-side without in-vehicle agents, it is typically deployed alongside embedded ECU protection rather than replacing it.
Pros
- Operates at massive scale, monitoring tens of millions of vehicles and devices
- Agentless, cloud-native architecture needs no in-vehicle software footprint
- Combines a security platform with a fully managed vSOC and dedicated threat intelligence
- Well-funded and established, with a US-based vSOC supporting North American OEMs
Pricing: Custom (contact sales)
PCA Cyber Security
PCA Cyber Security is an embedded cybersecurity firm based in Munich and Budapest, founded in 2019. It tests and monitors connected and embedded products for clients in financial services, automotive and mobility, manufacturing and industrial automation, energy, rail and healthcare, and its services and platform support the security requirements of the Cyber Resilience Act, PCI PTS, UN R155, ISO/SAE 21434 and related standards. Penetration testing covers payment terminals, PIN pads, unattended terminals and ATMs; ECUs, telematics, vehicles and EV chargers; SCADA, PLCs and OT networks; IoT, embedded and medical devices; railway systems; and the web, mobile and cloud applications around them, with hardware and firmware research done in its CyberLab and CyberGarage facilities. PCA also builds PCA Cervus, a device-centric vulnerability monitoring and threat intelligence platform that takes a supplier's SBOM through to remediation evidence. The firm holds TISAX Assessment Level 3 with protection of prototype parts, is a registered Associate Participating Organization of the PCI Security Standards Council, took part in Pwn2Own Automotive in 2024 and 2025, and its researchers have spoken at Black Hat, Hexacon, Escar and Hacktivity.
Pros
- Elite offensive research talent. Repeat Pwn2Own Automotive contestants in 2024 and 2025
- Proven track record of high-impact disclosed vehicle research (Skoda/VW, Nissan Leaf)
- Deep hands-on embedded and hardware expertise via dedicated lab facilities
- TISAX Assessment Level 3 with protection of prototype parts; speakers at Black Hat, Hexacon, Escar and Hacktivity
- Registered PCI SSC Associate Participating Organization, taking part in PCI SSC Community Meetings
Pricing: Project-based; contact for an engagement.