The ten-year limitations period is not absolute. It can be extended if you voluntarily agree to do so. Back in the bad old dates (before 1998), the IRS used to put enormous pressure on taxpayers to agree to extend the limitations period beyond ten years--such extensions often lasted for ten or even twenty years.
Certified Ethical Hacker. Certified Ethical Hacker (CEH) is a qualification obtained by assessing the security of computer systems, using penetration testing techniques. The code for the CEH exam is 312-50, and the certification is in Version 9 as of 2016.
With 18 percent job growth expected through 2024, the future for ethical hackers looks very strong. The secret to thriving as an ethical hacker is to pay as little as possible to learn as much as possible about ethical hacking so you can earn as much as the hacker who paid more for the same education.