Shadow Kill Hackers, the group which has claimed responsibility for the attack on City of Joburg’s computer systems, has stated that it was not involved with the DDoS attack on South African banks. Source: [url=https://mybroadband.co.za/news/security/324921-we-did-not-attack-your-banks-city-of-joburg-hackers.html]We did not attack your banks - City of Joburg hackers[/url]