tomwwolf / wolfclu

The wolfSSL Command Line Utility wolfCLU

wolfCLU

This is the wolfSSL Command Line Utility (wolfCLU).

wolfSSL Installation

Configure and install wolfSSL with the following commands:

./autogen.sh # only needed if source pulled from GitHub
./configure --enable-wolfclu
make
make check
sudo make install

wolfCLU Installation

After wolfSSL is installed, install wolfCLU from the wolfCLU root directory:

./autogen.sh # only needed if source pulled from GitHub
./configure
make
make check
sudo make install

If wolfSSL was recently installed run sudo ldconfig to update the linker cache.

Now, you should be able to use wolfCLU:

wolfssl -h

If everything worked, you should see the wolfCLU help message.

Examples

Base64

Encode

wolfssl -hash base64enc -in README.md > README_encrypted.md

Decode

wolfssl -hash base64dec -in README_encrypted.md

X509

wolfssl -x509 -inform pem -in certs/ca-cert.pem -outform der -out outputfilename.der
wolfssl -x509 -inform der -in certs/ca-cert.der -outform pem -out outputfilename.pem

RSA Signature Generation and Verification

Hash

wolfssl -hash sha256 -in README.md -out README.md.sha256

Sign

wolfssl -rsa -sign -inkey ../certs/client-key.der -in README.md.sha256  -out README.md.signed

Verify

wolfssl -rsa -verify -inkey ../certs/client-keyPub.der -sigfile README.md.signed -out README.md.verify -pubin

At this point, the contents of README.md.sha256 and README.md.verify should be the same.

Contacts

Please contact [email protected] with any questions or comments.

License

Copyright (c) 2006-2021 wolfSSL Inc.