Nym Technologies

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Nym Technologies is a Swiss company that provides internet privacy technology utilizing Nym mix network and noise generation networks. Nym offers VPN and blockchain-related software and network services. Its most notable service, NymVPN, advertises itself as a VPN service for privacy and security. Nym Technologies was formed in Neuchâtel, Switzerland in 2018. NymVPN was in development and testing for several years, with the public release in March 2025. It is cross-platform, free and open source software (FOSS). Developed by computer security researchers, it was presented at conferences such as Chaos Communication Congress, HOPE, and at the Free Software Foundation's LibrePlanet during its alpha-beta development and after its public release. The Nym mixnet technology was also tested at some of these events. NymVPN has undergone security audits by JP Aumasson (2021), Oak Security (2023), Cure53 (2024), and Cryspen. Nym Wallet has also been independently audited (2023). NymVPN operates separate entry and exit nodes using the AmneziaWG implementation of the WireGuard protocol on its "fast" connection mode and five-hop mixnet on "anonymous" mode and maintains no logs. It supports a command-line interface, split tunneling, custom entry and exit node selection, an internet connection kill switch, zero-knowledge credentials and payments, diskless architecture, IPv6 with leak protection, customizable DNS servers, DNS leak protection, perfect forward secrecy, QUIC, and SOCKS5, and the app's user interface is available in multiple languages. It is written in Rust. Nym announced that it will launch a public bug bounty program to incentivize vulnerability investigation and reporting. NymVPN payments are accepted in various cryptocurrencies. Nym Technologies offers a crypto wallet, and it incentivizes volunteers running nodes with payments in its NYM token. As of January 2026 the Nym Technologies advisory board consists of George Danezis, Aggelos Kiayias, Ben Laurie, and Bart Preneel. Additional advisors include Daniel J. Bernstein, Chelsea Manning,...