diff --git a/README.md b/README.md index 8bfa6d4..77f3f32 100644 --- a/README.md +++ b/README.md @@ -2,7 +2,7 @@ [![Build Status](https://drone.deadbeef.codes/api/badges/steven/hyp/status.svg)](https://drone.deadbeef.codes/steven/hyp) -hyp is a [port knocking](https://www.youtube.com/watch?v=a7VJZEJVhD0) implementation written in Go, using spread-spectrum UDP as an authentication mechanism. It enables trusted agents to access services over the internet, wherever they are, and without the service being accessible by others. Your TCP and UDP ports are closed. They will not show in a port scan. Nobody else can connect to them. This is particularly useful as [there](https://nvd.nist.gov/vuln/detail/CVE-2024-21888) [have](https://nvd.nist.gov/vuln/detail/CVE-2023-20269) [been](https://nvd.nist.gov/vuln/detail/CVE-2021-26109) [a](https://nvd.nist.gov/vuln/detail/CVE-2024-22394) [few](https://nvd.nist.gov/vuln/detail/CVE-2024-21894) [VPN](CVE-2024-3400) [gateway](https://nvd.nist.gov/vuln/detail/CVE-2023-27997) [vulnerabilities](https://nvd.nist.gov/vuln/detail/CVE-2024-21762) [over](https://nvd.nist.gov/vuln/detail/CVE-2022-3236) [the](https://nvd.nist.gov/vuln/detail/CVE-2024-21893) [years](https://nvd.nist.gov/vuln/detail/CVE-2022-42475). I often wonder what's out there and hasn't been discovered. +hyp is a [port knocking](https://www.youtube.com/watch?v=a7VJZEJVhD0) implementation written in Go, using spread-spectrum UDP as an authentication mechanism. It enables trusted agents to access services over the internet, wherever they are, and without the service being accessible by others. Your TCP and UDP ports are closed. They will not show in a port scan. Nobody else can connect to them. This is particularly useful as [there](https://nvd.nist.gov/vuln/detail/CVE-2024-21888) [have](https://nvd.nist.gov/vuln/detail/CVE-2023-20269) [been](https://nvd.nist.gov/vuln/detail/CVE-2021-26109) [a](https://nvd.nist.gov/vuln/detail/CVE-2024-22394) [few](https://nvd.nist.gov/vuln/detail/CVE-2024-21894) [VPN](https://nvd.nist.gov/vuln/detail/CVE-2024-3400) [gateway](https://nvd.nist.gov/vuln/detail/CVE-2023-27997) [vulnerabilities](https://nvd.nist.gov/vuln/detail/CVE-2024-21762) [over](https://nvd.nist.gov/vuln/detail/CVE-2022-3236) [the](https://nvd.nist.gov/vuln/detail/CVE-2024-21893) [years](https://nvd.nist.gov/vuln/detail/CVE-2022-42475). I often wonder what's out there and hasn't been discovered. Compared to most port knocking daemons, hyp provides additional protection against replay and sweep attacks. Each authentic knock sequence is a one time use, and new knock sequences are generate every 30 seconds. hyp makes use of pre-shared keys and time to calculate an authentic knock sequence on both the client and server. The following process describes how hyp works: