Biba Biba Biba was a London fashion store of the 1960s and 1970s. Biba was started and primarily run by the Polish-born Barbara Hulanicki with help of her husband Stephen Fitz-Simon. Biba's early years were rather humble, with many of the outfits being cheap and available to the public by mail order. Biba’s postal boutique had its first significant success in May 1964 when it offered a pink gingham dress with a hole cut out of the back of the neck with a matching triangular kerchief to readers of the "Daily Mirror". The dress had celebrity appeal, as a similar dress
Biba Model down"). The Biba model defines a set of security rules, the first two of which are similar to the Bell–LaPadula model. These first two rules are the reverse of the Bell–LaPadula rules: Biba Model The Biba Model or Biba Integrity Model developed by Kenneth J. Biba in 1975, is a formal state transition system of computer security policy that describes a set of access control rules designed to ensure data integrity. Data and subjects are grouped into ordered levels of integrity. The model is designed so that subjects may not corrupt data in a level ranked higher than the subject,