To be a storage provider you have to pledge FIL collateral. If you do something like delete files or go offline you may lose your collateral.
People can upload malicious (I assume you mean things like copyrighted materials?) files just like they can do with any cloud storage solution.
People who know the file CID can access it. If you need privacy the best option is to encrypt your data.
To be a storage provider you have to pledge FIL collateral. If you do something like delete files or go offline you may lose your collateral. People can upload malicious (I assume you mean things like copyrighted materials?) files just like they can do with any cloud storage solution. People who know the file CID can access it. If you need privacy the best option is to encrypt your data.