Biba in the mid-1990s with Monica Zipper as head designer. Barbara Hulanicki has not been involved with any of these relaunches, and due to the use of Biba's logo and similar labels, these garments are easy to pass off as original vintage pieces. The Biba label was relaunched again in May 2006 under designer Bella Freud. Again, Biba's founder, Barbara Hulanicki, was not contacted for the relaunch and said it was 'very, very painful', believing that the new Biba would 'betray its heritage.' Freud's first collection Spring/Summer 2007 was unveiled at London Fashion Week in September 2006, and was criticised for
Biba Model Bell–LaPadula model. In general, preservation of data "integrity" has three goals: This security model is directed toward data "integrity" (rather than "confidentiality") and is characterized by the phrase: "read up, write down". This is in contrast to the Bell-LaPadula model which is characterized by the phrase "read down, write up". In the Biba model, users can only "create content at or below" their own integrity level (a monk may write a prayer book that can be read by commoners, but not one to be read by a high priest). Conversely, users can only "view content at or above" their own