A security container cassette (1) for banknotes or values (55) for Bancomat, ATMs, and the like (50) is provided, defining an internal volume (1c) and comprising: a first container (2) arranged in the internal volume (1c) and close to an external portion of the security container cassette (1) and banknotes and values (55), the first container (2) having an internal volume (28) separated from the external portion of the security container cassette (1) by at least one separating wall (20), comprising passage windows or weakened upper portions (20a), the first container (2) being designed to contain marking fluid.