# Vault 7: Projects

This publication series is about specific projects related to the Vault 7 main publication.

### Grasshopper

# Grasshopper-v2_0_2-UserGuide

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SECRET//NOFORN
8.1 Connect To
The “connect_to” verb states that the target can connect to via TCP to a given
host and port. Grasshopper checks connectivity by establishing and closing a
socket connection.
Usage
network.connect_to(<host>, <port>)
host
Host name or IPv4 address
port
TCP port number
Truth Table
TRUE
Target can connect to host on port
FALSE
Target cannot connect to host on port
INVALID
Error occurred while attempting connection
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