[PDF] Top 20 The Cardinal Abstraction for Quantitative Information Flow

... the union of both abstract states at the merge point of the conditional, since this would be unsound: with max as a union operator over the lattice ([0, 2 κ ], ≤, 0, 2 κ , max, min) of ... Voir le document complet

... in the connection between informa- tion flow models and Shannon information theory, by establishing a formal analogy between noninterference and mutual ...modelled the multi-user com- puter ... Voir le document complet

... Moreover, the purpose of t-privacy is to protect all users (especially those whose configurations are ...definition for two major reasons: 1) the values of sensitive attributes in the ... Voir le document complet

... of the estimate. The results are also used to adaptively find the optimal sample sizes for different components in the statistical ...including the abstraction-then- ... Voir le document complet

... of the estimate. The results are also used to adaptively find the optimal sample sizes for different components in the statistical ...including the abstraction-then- ... Voir le document complet

... follow the path of abstract interpretation in their approach towards static ...approximate information about the runtime behavior of a given pro- gram ...domains. The program is then ... Voir le document complet

... of information we have learned about X by observing Y . This is the basic idea behind Shannon leakage: when X is a secret and Y an observable then I(X; Y ) quantifies how many bits of X are learned by ... Voir le document complet

... that the databases differ for only one ...Obviously, the smaller is , the greater is the privacy ...0 the output of K is nearly independent from the input (all ... Voir le document complet

... On the other hand, non-interference as a security policy is also conserva- ...checker for instance, leaks information about the secret password by accept- ing or rejecting a user-supplied ... Voir le document complet

... beyond the sequential deterministic case, there was for a long time no adequate notion of innocence [ Harmer and McCusker 1999 ...behavioural information. This change of perspective recently allowed ... Voir le document complet

... of the open challenges in the area of information flow security is integrating informa- tion flow mechanisms with existing infrastructures ...type abstraction, more precisely ... Voir le document complet

... in the com- munity of statistical databases, as a response to the problem of protect- ing the privacy of the database’s participants when performing statistical ...queries. The idea is ... Voir le document complet

... France Quantitative information flow analyses measure how much information on secrets is leaked by pub- licly observable ...estimate the information leakage of composed ...about ... Voir le document complet

... In the above example, we would ob- tain Γ 0 (x l ) = α(h) = β 0 (o) v α(o) t β 0 (o), meaning that the unwanted maximal leakage Γ 0 (x l ) is less than the minimal leakage β 0 (o) due to the ... Voir le document complet

... improve the precision of the bounds, we have proposed a technique based on the idea of approximating priors by removing small probabilities up to a parameter ...that the dependency of ... Voir le document complet

... algorithms for exactly computing standard quantita- tive information flow measures of programs such as conditional (minimal) guessing ...entropy. The algorithms are either based on SAT-solving ... Voir le document complet

... when the textures are con- strasted (for instance the method in [5] used in fluorescence cystoscopy), they are unable to establish unambiguous corre- spondences in complicated scenes with weakly ... Voir le document complet

... available for either runtime or static ...an information flow monitor for a WHILE language with prim- itives for manipulating DOM-like trees and prove it ...an information ... Voir le document complet

... peat the same experiment as before for a benign version and malicious version of a finger scanner ...executing the be- nign version of the finger scanner while Blare verifies the ... Voir le document complet

... du cardinal, au décor abondant, qui est un mélange de celle de saint Louis d’Anjou, de celle de Jean Tissandier en donateur, de celle du même sous forme de gisant (Musée des Augustins de ... Voir le document complet