C Tunnel

Open-source C projects categorized as Tunnel
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Topics: Proxy HTTP Networking Socket DNS
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Top 4 C Tunnel Projects

  • KCP

    :zap: KCP - A Fast and Reliable ARQ Protocol

    • Project mention: KCP – A TCP alternative optimized for latency | news.ycombinator.com | 2024-03-28

  • iodine

    Official git repo for iodine dns tunnel

    • Project mention: Show HN: This Website Is Hosted on DNS | news.ycombinator.com | 2024-02-25

    Reminds me of using https://code.kryo.se/iodine/ ( DNS tunnel ) and a empty prepaid card...

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  • httptunnel

    Bidirectional data stream tunnelled in HTTP requests.

    • Project mention: Actual SSH over HTTPS | news.ycombinator.com | 2023-12-23

    Corkscrew works for a specific use case:

    1. you're behind an HTTP proxy, and

    2. the HTTP proxy support the CONNECT method

    Around 20 years ago I did a short contract which had #1 but not #2. Thankfully, there's a tool for this, too. Of course it requires some set up on the server side:

    https://github.com/larsbrinkhoff/httptunnel

  • ptunnel-ng

    Tunnel TCP connections through ICMP.

    • Project mention: How does Linux NAT a ping? | news.ycombinator.com | 2023-09-10

    Nod, I remember it not being as effective/easy to hide as exfiltration over UDP/DNS too, as there was always less background noise to hide in. That said, I found this with a quick search - https://github.com/utoni/ptunnel-ng for those who still want to do it. A number of hotels and captive portals still let ping’s through even if they play tricks with UDP/TCP.

    Any significant data over ICMP will always stick out though if anyone is doing analysis. Which isn’t often, frankly, in situations like I described, but…

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

C Tunnel related posts

  • Show HN: This Website Is Hosted on DNS

    1 project | news.ycombinator.com | 25 Feb 2024

  • DNS Exfiltration Tool

    2 projects | news.ycombinator.com | 5 Dec 2023

  • How does Linux NAT a ping?

    3 projects | news.ycombinator.com | 10 Sep 2023

  • Russia starts blocking VPN at the protocol (WireGuard, OpenVPN) level

    6 projects | news.ycombinator.com | 10 Aug 2023

  • Show HN: File distribution over DNS: (ab)using DNS as a CDN

    2 projects | news.ycombinator.com | 31 Jul 2023

  • Anything can be a message queue if you use it wrongly enough

    4 projects | /r/programming | 4 Jun 2023

  • help with choosing a VPN to host (I'll explain)

    2 projects | /r/selfhosted | 23 May 2023
  • A note from our sponsor - InfluxDB
    www.influxdata.com | 25 May 2024
    Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality. Learn more →

Index

What are some of the best open-source Tunnel projects in C? This list will help you:

Project Stars
1 KCP 14,845
2 iodine 5,821
3 httptunnel 397
4 ptunnel-ng 360

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