Decentralized Data Aggregation: A New Secure Framework Based on Lightweight Cryptographic Algorithms

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Transaction</td><td class="align_center">Gas used (wei)</td><td class="align_center">Transaction fee (wei)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">InitContract</td><td class="align_center">757658</td><td class="align_center"><span style="width: 62.1637ptpx;"><svg height="8.98583pt" id="M338" style="vertical-align:-0.3499308pt" version="1.1" viewbox="-0.0498162 -8.6359 62.1637 8.98583" width="62.1637pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M384 0V27C293 34 287 42 287 114V635C232 613 172 594 109 583V559L157 557C201 555 205 550 205 499V114C205 42 199 34 109 27V0H384Z"></path></g><g transform="matrix(.013,0,0,-0.013,6.24,0)"><path d="M113 -12C146 -12 170 11 170 46C170 78 146 103 114 103S58 78 58 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transform="matrix(.013,0,0,-0.013,55.615,0)"><path d="M153 550H386L412 615L406 623H120L82 318C104 327 142 338 184 338C294 338 347 275 347 187C347 112 305 39 221 39C160 39 119 71 97 89C88 97 80 96 71 90C59 80 50 67 49 57C48 45 52 36 66 23C80 9 123 -12 169 -12C221 -11 288 15 342 59C403 109 431 165 431 225C431 308 366 395 238 395C212 395 165 379 127 364L153 550Z"></path></g></svg></span></td></tr><tr><td class="align_left">AddDevice</td><td class="align_center">114037</td><td class="align_center"><span style="width: 62.1637ptpx;"><svg height="8.98583pt" id="M339" style="vertical-align:-0.3499308pt" version="1.1" viewbox="-0.0498162 -8.6359 62.1637 8.98583" width="62.1637pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M412 140C382 77 369 73 315 73H129L270 222C362 320 402 379 402 466C402 571 322 635 234 635C177 635 130 609 99 576L42 495L64 475C90 514 133 568 201 568C274 568 318 519 318 435C318 349 255 267 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27V0H445V27C364 34 360 39 360 106V178H456ZM280 225H82C149 335 214 431 278 520H280V225Z"></path></g></svg></span></td></tr><tr><td class="align_left">RemoveDevice</td><td class="align_center">37940</td><td class="align_center"><span style="width: 62.1637ptpx;"><svg height="8.98583pt" id="M340" style="vertical-align:-0.3499308pt" version="1.1" viewbox="-0.0498162 -8.6359 62.1637 8.98583" width="62.1637pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M249 635C141 635 70 555 70 471C70 401 114 353 179 316C143 294 106 267 90 252C68 231 45 202 45 157C45 50 130 -12 237 -12C322 -12 435 52 435 169C435 256 372 304 303 343C349 374 375 398 383 407C401 429 411 458 411 487C411 569 344 635 249 635ZM238 603C285 603 337 567 337 482C337 422 310 385 276 358C205 393 145 426 145 500C145 552 179 603 238 603ZM248 20C183 20 125 70 125 163C125 218 158 268 206 300C284 261 355 217 355 143C355 66 308 20 248 20Z"></path></g><g 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Wireless Communications and Mobile Computing

tab3

Table 3

Table 3: Decentralized Data Aggregation: A New Secure Framework Based on Lightweight Cryptographic Algorithms 