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.
Jeff Schmidt, global head of business continuity, security and governance at BT, defines an ethical hacker as a computer security expert, who specialises in penetration testing and other testing methodologies to make sure an organisation's information systems are secure..y ethical hacker surely we mean pen tester. Whether you call the job ethical hacking, white hat hacking or penetration testing is up to you. The main thing is that it is being done with the full consent of the company whose resources are being explored. Otherwise it would remain a crime under the Computer Misuse Act.