On over 40 occasions over four months in 2011 ex-employee hacked the computer systems of business competitor Rouncy Media Ltd, publisher of Coach & Bus Week magazine, for sales and email data. Convicted, fined and given a community service order of 180 hours.

Police officer trawled police computers to contact sex workers, track down a former lover and make 195 checks on a Gateshead gangster who he had fallen out with following a Christmas day brawl.

Sentenced to 255 hours unpaid work and ordered to pay costs.

19 year old man involved in 2015 attack on ISP Talk Talk stole customer data and demanded a payment of 465 bitcoins. Essex man harvested 2,133 passwords and usernames found in his possession in order to commit online fraud. Sentenced to prison for 18 months suspended for two years, to 200 hours community service, and ordered to attend a rehabilitation course and to pay back the profits of his crime (8,829.32).

DDo S attack on Coleg Sir Gar website where he was a student. Also supplied "stressor" and "booter" tools to allow others to carry out Distributed Denial of Service (DDo S) attacks. Police officer misused Bedfordshire Police systems to locate his victim (a cleaner at Luton Police Station) and defraud him out of his inheritance. Sentenced to five years, seven months imprisonment "The Quadsys Five" hacked into a business rival IT security reseller's computer system to access customer and pricing data. Directors Barnard, Cox and Streeter sentenced to 10 months imprisonment, suspended for two years, three month curfew, 150 hours of unpaid work and victim surcharge of 100; Manager Steve Davies sentenced to nine months imprisonment, suspended for two years, 150 hours of unpaid work, and victim surcharge of 100; IT Security Consultant Jon Townsend a 12-month community order, 275 hours of unpaid work, three month curfew and victim surcharge of 60.

All contributions welcomed, please submit any suggested additions and corrections by e-mail. Sentenced to nine months in jail suspended for two years, 200 hours of unpaid work, six month curfew 7pm and 7am (monitored by a tag) and 20 rehabilitation activity days.

Police Constable accessed Lancashire Constabulary systems 21,802 times over 7 years to obtain personal details of car crash victims to sell on to ambulance chasing claims firms. 25 year-old accessed a US military satellite communications system in June 2014 and stole 800 users' usernames, ranks and email addresses and details of about 30,000 satellite phones. Sentenced to 18 months in prison, suspended for 18 months.Founder member of international cyber crime network D33Ds used SQL injection attacks to obtain 300k usernames and passwords from Yahoo and offered them for sale.Also attacked a website selling computer game codes that were obtained for resale. Jailed for two years after guilty pleas to three offences under CMA 1990 s3 and fraud.Sentenced to a 40 week suspended sentence, seven years on the sex offenders register, 200 hours of unpaid work and the forfeiture of all his computer equipment. Pleaded guilty to four counts of unauthorised or reckless acts with intent to impair computer operation.Revenge attacks by ex-Director on former network security company Esselar and its client Aviva over five months. Actions had "damaged confidence and reputations in a way that can be far-reaching and serious". Senior Internal Auditor at Morrisons supermarket accessed and uploaded confidential personal data (including employees' names, addresses, NI and bank details) of nearly 100,000 employees to newspaper and data sharing websites.Convicted of two offences under Section 51 of the Criminal Law Act (the bomb hoaxes). Nottingham City Council manager used council computer systems to search confidential records and case files. Teenager launched global distributed denial-of-service (DDo S) attacks against UK Home Office and FBI websites.