aim and background: complex nature of children`s affectionate problems requires assessment and usage of modern treatments. the present study aimed to investigate the effects of attachment-based therapy on depression symptoms in girl students of primary school who had attachment problems. methods and materials: this study was an empirical plan with pretest-posttest, follow up and control group. ...

aim and background: the aim of present study was to compare attachment styles between young adults with visual or auditory defects and normal groups in isfahan city. methods and materials: the present study assessed by ex-post facto method. the statistical society of the study is including of all young adults with visual, auditory defects and normal people.80 young adults with visual defects (4...

Digital signatures are one of the most fundamental primitives in cryptography. In this paper, three new paradigms are proposed to obtain signatures that are secure against existential forgery under adaptively chosen message attacks (fully-secure, in short), from any weakly-secure signature. These transformations are generic, simple, and provably secure in the standard model. In the first paradi...

As a response to a growing interest in RFID systems such as Internet of Things technology along with satisfying the security of these networks, proposing secure authentication protocols are indispensable part of the system design. Hence, authentication protocols to increase security and privacy in RFID applications have gained much attention in the literature. In this study, security and privac...