In a recent work, we have shown that it is not possible to dependably build any type of distributed f fault or intrusiontolerant system under the asynchronous model. This result f...
Paulo Sousa, Nuno Ferreira Neves, Paulo Verí...
As privacy becomes a major concern for both consumers and enterprises, many research efforts have been devoted to the development of privacy protecting technology. We recently pr...
Graphical password systems based on the recognition of photographs are candidates to alleviate current over-reliance on alphanumeric passwords and PINs. However, despite being bas...
Nowadays, the maturity reached by the Web engineering research community can be assessed by the myriad of web design methods that have proven successful for the specification of th...
: Large displays are increasingly being placed in public places to support community and social activities. However, a major problem that has been observed with this new form of pu...