Initiatives carried by companies, institutes and governments to flourish and embellish the Information and Communication Technology (ICT) among the public have led to its penetration into every walk of life. ICT enhances the efficiency of various systems, such as the organisation and transfer of...

Nowadays a big and increasing proportion of world's population uses Internet in their day life and web connection via mobile is having a growing importance. Day by day there is more information about the risks and dangers of a misuse of Internet and mobile phones, which may involve all sorts of...

This paper provides some comprehensive evidence on the effects of cyber-attacks on the returns, realized volatility and trading volume of five of the main cryptocurrencies (Bitcoin, Ethereum, Litecoin, XRP and Stellar) in 99 developed and developing countries. More specifically, it investigates...

Nowadays a big and increasing proportion of world's population uses Internet in their day life and web connection via mobile is having a growing importance. Day by day there is more information about the risks and dangers of a misuse of Internet and mobile phones, which may involve all sorts of...

This paper provides some comprehensive evidence on the effects of cyber-attacks on the returns, realized volatility and trading volume of five of the main cryptocurrencies (Bitcoin, Ethereum, Litecoin, XRP and Stellar) in 99 developed and developing countries. More specifically, it investigates...