UAV-Undertaker: Securely Verifiable Remote Erasure Scheme with a Countdown-Concept for UAV via Randomized Data Synchronization

<p>Random selection of data from unmanned aerial vehicle (UAV) storage and the seed block table. The gray block of memory indicates data selected as seed blocks. The seed blocks are selected from data generated between time <span class="nowrap"><svg height="10.9953pt" id="M62" style="vertical-align:-3.18148pt" version="1.1" viewbox="-0.0498162 -7.81382 17.7699 10.9953" width="17.7699pt" xmlns="http://www.w3.org/2000/svg"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M324 430H196L233 583L223 592L145 529L120 430H54L29 396L31 388H111L56 126C33 15 54 -12 77 -12C137 -12 214 57 250 95L233 119C208 92 155 59 138 59C126 59 120 70 131 125L186 390L298 394L324 430Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,4.368,3.132)"><path d="M532 0V30C473 38 467 38 467 107V298C467 395 416 451 336 451C307 451 279 439 251 420C226 404 205 389 185 374V453C142 434 94 422 43 413V386C98 378 104 373 104 309V107C104 41 100 38 31 30V0H251V30C191 35 185 40 185 107V337C216 364 255 389 295 389C360 389 386 347 386 276V110C386 44 380 35 321 30V0H532Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,9.437,3.132)"><path d="M300 253H71L57 198H286L300 253Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,12.688,3.132)"><path d="M389 0V32C297 38 291 46 291 118V635C234 613 175 595 109 583V556L161 554C203 552 207 547 207 497V118C207 46 201 38 110 32V0H389Z"></path></g></svg>,</span> at which the previous seed block was selected, and time <svg height="10.9953pt" id="M63" style="vertical-align:-3.18148pt" version="1.1" viewbox="-0.0498162 -7.81382 10.0698 10.9953" width="10.0698pt" xmlns="http://www.w3.org/2000/svg"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M324 430H196L233 583L223 592L145 529L120 430H54L29 396L31 388H111L56 126C33 15 54 -12 77 -12C137 -12 214 57 250 95L233 119C208 92 155 59 138 59C126 59 120 70 131 125L186 390L298 394L324 430Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,4.368,3.132)"><path d="M532 0V30C473 38 467 38 467 107V298C467 395 416 451 336 451C307 451 279 439 251 420C226 404 205 389 185 374V453C142 434 94 422 43 413V386C98 378 104 373 104 309V107C104 41 100 38 31 30V0H251V30C191 35 185 40 185 107V337C216 364 255 389 295 389C360 389 386 347 386 276V110C386 44 380 35 321 30V0H532Z"></path></g></svg> at which the seed block selection occurs.</p>

Wireless Communications and Mobile Computing

fig6

Figure 6

Figure 6: UAV-Undertaker: Securely Verifiable Remote Erasure Scheme with a Countdown-Concept for UAV via Randomized Data Synchronization 