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Author Archives: editor

Robocall Firm Exposes Hundreds of Thousands of US Voters’ Records

An anonymous reader shares a report: RoboCent, a Virginia Beach-based political robocall firm, has exposed the personal details of hundreds of thousands of US voters, according to the findings of a security researcher who stumbled upon the company’s database online. The researcher, Bob Diachenko of Kromtech Security, says he discovered the data using a recently launched online service called GrayhatWarfare ... Read More »

How to check free disk space in Linux

Keeping track of disk utilization information is on system administrators' (and others') daily to-do list. Linux has a few built-in utilities that help provide that information.dfThe df command stands for “disk-free,” and shows available and used disk space on the Linux system.df -h shows disk space in human-readable formatdf -a shows the file system's complete disk usage even if the ... Read More »