ZCDO is a place for things, built by people, from cool stuff other folks put together.

This is an attempt to create a fun, open and evolving learning environment.

The internet will never be secure in its current deisign, but we try. 0days exist everywhere, we mitigate the best we can.

Important keywords:
Open Source - The source must be easily obtainable without subscription or eula
Gratis - No currency is required to obtain information
Free - 4 freedoms: Run, Study, Modify, Redistribute: Any combination without restriction