(iv) make forgery of digital signatures and falsification of signed data reliably noticeable and protect against the unauthorised use of the private key; (c) for the purpose of collecting identification data, technical components that function in a manner that— (i) does not reveal the identification data; and (ii) ensures that the identification data is stored only on the data storage medium with the private key; (d) for the representation of data to which a signature is to be applied or associated, technical components that have security features which— (i) show unmistakably and in advance the creation of a digital signature; and (ii) allow a determination of the data to which the digital signature refers; (e) for the purposes of checking signed data, technical components that have security features which allow the determination of — (i) whether the signed data are unchanged; (ii) which date the digital signature refers; and (iii) which private key owner the digital signature is to be attributed; (f) in the case of verifying certificates, technical components that allow clear and reliable determination of whether verified certificates were present, without having been invalidated, in the published with a recognized repository; (g) in the case of a record maintained for the purposes of disclosure to the certification authority or any other record maintained in a verifiable or accessible manner under the Act or these Regulations, technical components that protect— (i) the data storage mediums in which the records are stored; and (ii) the repositories in which the records are published, from unauthorized access and unauthorized modification; (h) for the generation of time-stamps, technical components that function in