253 "private body" means a natural person or juristic person who or which canies or has carried on any trade, business or pr.ofession but only in that capacity; "plocessing" means an operation or activity or any set of oper.ations, whether or not by automatic means relating to (a) the collection, receipt, recording, organisation, collation, storage, updating or modification, retrieval, alteration, consuitation or use; (b) dissemination by means of transmission, distribution making available in any othel form; or- (c) merging, linking, as well as blocking, degradatiorr, erasure or destruction, of information; ol "plofessionallegal adviseL" means any legally qualified person, whether in private practice or not, who lawfully plovides a client, at his or her or its request, with independent, confidential legal advice; "public body" means (a) any department of state or administration in the national sphere of government or any council in the loca1 spher.e of government; or' (b) any other functionaly or institution when - (i) exercrsing a power ol performing a duty in telms of the Constitution; or' (ii) exelcising a public power or perfolming lic function in terms of any legislation; a pub- "public communications networt" means an electronic communications network used whoily ol mainly for the provision of publicly available electronic communications selvices ; "public record" mealls a recold that is accessible in the public domain