Sentences in the U. S. and elsewhere seem relatively light, unless money was stolen.
One ended with a job for the F. B. I. and one with a job in cyber security

David Smith, author of the Melissa Worm which hit over 300 companies including Microsoft, Intel and Lucent, bargained down to 20 months, and then went to work for the FBI to find new viruses and their authors.
Robert Morris, the first to be prosecuted under the Computer Fraud and Abuse Act, was sentences to probation, community service, and a fine of $10,000.

J. J. Ancheta, who infiltrated Nayy Files and caused damage, was ordered to pay the U. S. Navy $15,000, and surrender $60,000 proceeds from his crimes, was sentenced to 5 years.

Another U. S. hacker, who entered U. S. Military files, a repeated offender, had several prosecutions and was sentenced to 5 1/5 years.

Brian Salcedo, who hacked a chain of hardware stores and stole customers credit card information, was sentenced to nine years in a U. S. District Court.

Gregory Evans, so-called "No. 1 hacker," has a consulting company and teaches cyber security at Appalachian Technical College. He never stole money.

Owen Walker of New Zealand, a teenager who infiltrated some 1.3 million computers and aided a gang to skim from bank accounts, is now a cyber security consultant with a telecommunications company in New Zealand.
Another New Zealander, age 23, Thomasz Grygoruk, who scammed from bank accounts, has been jailed for three years. The FBI helped with the investigation.

Some of this reminds me of the 1950s, although not the same thing. Several of the leaders of groups ended up with good jobs, including "Denny the Red" who led riots and fought the police in Paris; he was recognized as a natural leader, and was hired and put in executive training by Shell.