Dapps provide a high level of security in comparison with traditional apps. The information is with the distributor ledger which means the hacker will have to go through all the connected nodes to get any information.
Blockchain has all the information about the transaction made hence they are easily verifiable. Each person can have information about the other person’s record and information about the previous transaction.
Dapps make the internet a secure and reliable place as the distribution of less information in encrypted form makes it difficult to hack.