Hysteria 2

What is Hysteria 2?

Hysteria 2 is a professional proxy tool designed for ultra-fast, secure connections to the Internet. It features a QUIC transport protocol that offers better speed, reliability, and efficiency. Because it was designed with bypassing censorship in mind, it comes with UDP-based acceleration and flexible encryption, among other features that make it perfect for applications that require low latency and high performance, such as gaming and streaming, among other resource-intensive applications. Yet, Hysteria 2 manages to remain lightweight and easy to deploy, thus fitting both the novice and the expert.

**Explaining Key Terms

Term Definition
Hysteria 2 Advanced modern proxy for high-speed, secure, and reliable internet connections.
QUIC A next-generation transport protocol designed to accelerate and guarantee reliability in data transfer.
Circumventing Censorship Allows accessing restricted content by bypassing various internet censorship mechanisms.
UDP-based Acceleration Employs UDP for faster data transfers, surpassing traditional TCP-based systems.
Flexible Encryption Adapts secure and private communications by allowing you to choose an encryption method that suits your needs.
Low-latency Applications Applications that require minimal delay, such as online gaming or live streaming.
High-performance Applications Applications that require high speed and reliability, including large file transfers or extensive streaming.
Lightweight Indicates how Hysteria 2 uses fewer resources, allowing it to run smoothly on a variety of devices.
Easy to Deploy Features an easy setup process that requires little time or technical expertise.

Key Benefits

  1. Very Fast: Reaches high connection speeds using advanced acceleration methodologies.
  2. Ease of Deployment: Setup is easy and quick.
  3. QUIC-Based: It bases on QUIC, which provides great throughput and strong reliability.
  4. Lightweight: It is lightweight due to its careful optimization in minimizing resource usage.
  5. Featureful: It has features to fit various use cases with encryption and censorship bypass.

Installing Hysteria 2 on a Debian-based VPS

Requirements

  • Linux VPS forwarded with port 443
  • Basic knowledge of the command line
  • Root access
  • A text editor

Step 1: Become Root**

Switch to the root user with the following command:

sudo -s

Step 2: Install Hysteria 2

Download and install Hysteria 2 with the following command:

bash <(curl -fsSL https://get.hy2.sh/)

Step 3: Request a Certificate

Generate SSL/TLS certificates, which are used to ensure the security of communications:

openssl req -x509 -nodes -newkey ec:<(openssl ecparam -name prime256v1) -keyout /etc/hysteria/server.key -out /etc/hysteria/server.crt -subj "/CN=https://pan.baidu.com" -days 36500 && \

sudo chown hysteria /etc/hysteria/server.key && \

sudo chown hysteria /etc/hysteria/server.crt

Step 4: Enable and Start Hysteria 2**

Start the service:

systemctl start hysteria-server.service

Enable the service to start on boot:

systemctl enable hysteria-server.service

Step 5: Configure Hysteria**

Create the configuration file:

cat << EOF > /etc/hysteria/config.yaml
listen: :443
tls:

  cert: /etc/hysteria/server.crt
  key: /etc/hysteria/server.key
auth:

  type: password
  password: 123456 # Change this password
masquerade:

  type: proxy
  proxy:
    url: https://pan.baidu.com # Replace with a suitable SNI-fake site
rewriteHost: true
EOF

Note: Replace the password with a secure one.

Step 6: Apply Configuration**

Restart the Hysteria server to apply the configuration changes:

systemctl restart hysteria-server.service

You're All Done!

Your Hysteria 2 server is up and running. Please follow the client configuration for your device to begin using the proxy service.