Out-of-band discovery and evaluation for tor hidden services

Tor Hidden Services: A Systematic Literature Review

“…Research papers N. of papers Content classification [23], [24], [25], [26], [9], [27], [28], [29], [30], [31], [32], [33], [34], [35], [36], [37], [38] 17…”

“…Performance and deficiencies [65], [66], [67], [68], [69] 5 Changes in the design [69], [70], [71], [61], [72], [73] 6 Discovery and measurement [74], [75], [32], [33], [34], [37], [38], [68], [23], [30], [31], [19] 12…”

“…Other research works [33,37] are based on the discovery of Hidden Services through search engines with specific keywords that allow them to extract .onion addresses, for example, from sites on the Dark Web such as wikis or using common Surface Web search engines such as Google. Thus, Bernaschi et al in [33] emphasize that during their collection process, they only reached 25% to 35% of the total number of hidden services that Tor says are published daily.…”

“…Thus, Bernaschi et al in [33] emphasize that during their collection process, they only reached 25% to 35% of the total number of hidden services that Tor says are published daily. Furthermore, Li et al [37] obtained 173,667 .onion addresses but only 4,857 of these were online.…”

Securing the Web Browser Local Data Storage

“…However, if you store sensitive data, it is best to encrypt the data because it is transparent to the user. Because any user who has access to the browser can see the web storage data, this may bring security risks [9].…”