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+srm is a secure replacement for rm(1). Unlike the standard rm, it overwrites
+the data in the target files before unlinking them. This prevents command-line
+recovery of the data by examining the raw block device. It may also help
+frustrate physical examination of the disk, although it's unlikely that it can
+completely prevent that type of recovery. It is, essentially, a paper shredder
+for sensitive files.
+
+srm is ideal for personal computers or workstations with Internet connections.
+It can help prevent malicious users from breaking in and undeleting personal
+files, such as old emails. It's also useful for permanently removing files
+from expensive media. For example, cleaning your diary off the zip disk you're
+using to send vacation pictures to Uncle Lou. Because it uses the exact same
+options as rm(1), srm is simple to use. Just subsitute it for rm whenever you
+want to destroy files, rather than just unlinking them.