What does "Send resume in confidence" mean?

Question

What does "Send resume in confidence" mean?

Answer 1

who ever told you need needs a good slap for not shortening it down or explaining it to you.

Answer 2

They're not identifing the company and in most cases it's an employment agency.

Answer 3

It means they won't contact your current employer to let them know that you are looking for another job.

Answer 4

That means, they don't want their own employees to know that they are hiring. If their employees found out, they would leave and the management will be left with no one.