Abstract: A method for providing online electronic payment from a client (202) for a good or service provided by a service provider (204), includes: receiving by the client a contract from the service provider containing at least a total amount of purchases; requesting a voucher by the client to a client bank (206), by sending at least the total amount and a signature of the client; the client bank generates the voucher, which includes at least the total amount and a certificate of the client bank, and sends it to the client; relaying the voucher by the client and by the service provider to a service provider bank (210); and after authentication of the voucher, the service provider bank transfers a credit validation, and the service provider delivers the good or service to the client.

Abstract: A method for providing privacy in online transactions. The method can include receiving, at a service provider system, a purchase request from a client, the purchase request including banking information, and the banking information being encrypted with a third party public key such that the service provider system cannot decrypt the encrypted banking information. The encrypted banking information can be transmitted to a bank system, such that the banking information cannot be used to identify the identity of the client. The method can also include receiving an authorization message if the client's purchase request is authorized.

Abstract: The invention concerns a shock absorber wherein all the adjustable means (70, 71) determining compression phase damping are arranged in the head (61) of the reservoir (R) and are externally accessible without disassembling, and those (71) adjusting low-speed compression, comprise a tubular body (75) for preload adjustment by being screwed in the head (61) of the reservoir, and overlapping outside thereof through an external manoeuvring head (75a), and, inside the reservoir, through an active end configured as a seat (82), said tubular body (75): a) communicating with the shock absorber wide cross-section chamber (G), b) being axially traversed by the adjusting screw (70) bearing, at its end inside the reservoir (R), the valve (72) with its spring-type setting means, and c) including, in its part configured as a seat (82) for the valve (72), at least a radial groove (81) forming an outlet channel determining the preload, the passage cross-section of said channel being determined by the distance between the ter