SendSpace scans for known viruses, but (new, unknown malware) can slip through.
Since anyone can upload a file, there is always a risk that a link sent to you contains malware. Always scan files with antivirus software before opening them.
SendSpace is for:
SendSpace employs several standard industry defenses, though their efficacy varies.
(e.g., public photos, music demos, work presentations). The platform itself performs virus scans and offers useful security features.
An Analysis of Operational Security and Malware Distribution Vectors in Consumer Cloud Storage: A Case Study of SendSpace
Google Drive / Dropbox for sensitive data. Winner for anonymous sharing: SendSpace (but with caution).