Sat, 07 March 2026, 09:00 UTC — Mon, 09 March 2026, 09:00 UTC 
On-line
A upCTF event.
Format: Jeopardy 
Official URL: https://ctf.xstf.pt/
This event's future weight is subject of public voting!
Event organizers
upCTF (University of Porto CTF) is a Jeopardy CTF event hosted by xSTF (https://xstf.pt), a cybersecurity academic team from Portugal.
upCTF 2026 is the first edition of this event, we hope to have a lot of teams joining and give us a good review so we can improve and make this event every year!
The CTF will take place online with a duration of 48 hours, from
Sat, 7 Mar. 2026, 09:00 UTC to Mon, 9 Mar. 2026, 09:00 UTC.
We will have the following categories:
Misc
Reverse Engineering
Cryptography
Forensics
Binary Exploitation
Web Exploitation
OSINT
Join our Discord: https://discord.gg/
Infra sponsored by Ethiack (https://ethiack.com)
Thank you to our sponsors:
- Ethiack
- Caido
- Hackviser
- APISEC University
- Knight Squad Academy
1st -> 2x kWAPTA, 12x Caido, 3x ASCP, 4x CASA, 9x ACP, 3x Hackviser
2nd -> 1x kWAPTA, 6x Caido, 2x ASCP, 3x CASA, 7x ACP, 1x Hackviser
3rd -> 1x kWAPTA, 3x Caido, 2x CASA, 5x ACP, 1x Hackviser
4th -> 1x kWAPTA, 1x Caido, 3x ACP
5th -> 1x kWAPTA, 1x CASA, 1x ACP
Best writeups on 4 designated challenges -> 1x kWAPTA voucher per writeup
323 teams total
| Place | Team | CTF points | Rating points | |
|---|---|---|---|---|
| 1 | SleepyHollow | 4984.000 | 48.840 | |
| 2 | qual era o nome mesmo? | 4484.000 | 34.180 | |
| 3 | UAC | 4484.000 | 30.110 | |
| 4 | 0xFUN | 4065.000 | 26.022 | |
| 5 | 0xslak | 4000.000 | 24.483 | |
| 6 | cicada3301 | 4000.000 | 23.669 | |
| 7 | VOID_Walkers | 4000.000 | 23.087 | |
| 8 | Chaos_Team | 3900.000 | 22.161 | |
| 9 | Mont5ab El2hwa | 3488.000 | 19.803 | |
| 10 | LeetSh4d0ws | 3469.000 | 19.439 | |
| 11 | TelSec | 3381.000 | 18.786 | |
| 12 | ponciklulu | 3381.000 | 18.601 | |
| 13 | CHONNAM NATIONAL UNIVERSITY | 3331.000 | 18.199 | |
| 14 | 0xdeada1u5 | 3246.000 | 17.649 | |
| 15 | Seadyot | 3150.000 | 17.062 | |
| 16 | Temperature0 | 3131.000 | 16.867 | |
| 17 | Me&Myself | 3077.000 | 16.513 | |
| 18 | jeanclaude | 3077.000 | 16.433 | |
| 19 | H-T8 | 2950.000 | 15.739 | |
| 20 | BITSkrieg | 2927.000 | 15.562 | |
| 21 | Czech Cyber Team | 2827.000 | 15.014 | |
| 22 | PunkyDediPunky | 2827.000 | 14.961 | |
| 23 | N3tw0rkGhosts | 2750.000 | 14.536 | |
| 24 | DrewZhang_CTF | 2750.000 | 14.492 | |
| 25 | CSUMB | 2727.000 | 14.338 | |
| 26 | Han Shangyan Solo Run | 2650.000 | 13.923 | |
| 27 | CyberRats | 2527.000 | 13.286 | |
| 28 | LappungCTF{} | 2527.000 | 13.254 | |
| 29 | fun88337766 | 2504.000 | 13.111 | |
| 30 | jasprit bumrah | 2500.000 | 13.063 | |
| 31 | ISFCR PESU | 2500.000 | 13.037 | |
| 32 | dualcore | 2427.000 | 12.655 | |
| 33 | acdwas | 2327.000 | 12.142 | |
| 34 | GeomRavage | 2300.000 | 11.987 | |
| 35 | Nattt | 2227.000 | 11.609 | |
| 36 | kq5y | 2200.000 | 11.458 | |
| 37 | WillHackForBeer | 2200.000 | 11.439 | |
| 38 | VSL.Sp33d_Of_T1m3 | 2150.000 | 11.177 | |
| 39 | SOS | 2100.000 | 10.915 | |
| 40 | TeamCC | 2100.000 | 10.900 | |
| 41 | DCBA | 2031.000 | 10.547 | |
| 42 | CYBERDUNE CLUB | 2000.000 | 10.381 | |
| 43 | 0xFAILURES | 2000.000 | 10.367 | |
| 44 | HasHash | 2000.000 | 10.354 | |
| 45 | UNITE_IDRC | 1900.000 | 9.852 | |
| 46 | G3 | 1900.000 | 9.840 | |
| 47 | Perikapsilio | 1827.000 | 9.471 | |
| 48 | The Glitchers | 1727.000 | 8.970 | |
| 49 | OP_EN | 1700.000 | 8.828 | |
| 50 | JordanSec | 1700.000 | 8.818 | |
| 51 | D6ath E9ters | 1700.000 | 8.808 | |
| 52 | %Zer0PerCent% | 1600.000 | 8.309 | |
| 53 | Glitch | 1600.000 | 8.300 | |
| 54 | PowerxSec | 1600.000 | 8.292 | |
| 55 | AI is crap | 1500.000 | 7.794 | |
| 56 | Sh4d0w Hunte3s | 1500.000 | 7.786 | |
| 57 | michalBB | 1500.000 | 7.778 | |
| 58 | Lv1x | 1500.000 | 7.771 | |
| 59 | time_to_leave | 1400.000 | 7.273 | |
| 60 | TAS_HFOO7 | 1400.000 | 7.267 | |
| 61 | Team Devo | 1400.000 | 7.260 | |
| 62 | Ph0n3ma | 1327.000 | 6.896 | |
| 63 | Banbits | 1300.000 | 6.757 | |
| 64 | DontByteUS | 1300.000 | 6.751 | |
| 65 | Caplag | 1300.000 | 6.745 | |
| 66 | ZEDHACKING | 1200.000 | 6.250 | |
| 67 | Anh3mB4cKy | 1200.000 | 6.244 | |
| 68 | h1r@n0_n1nj45 | 1200.000 | 6.239 | |
| 69 | NoTime | 1200.000 | 6.234 | |
| 70 | Pwnd0k | 1200.000 | 6.228 | |
| 71 | The Bus Factor is 1: | 1200.000 | 6.224 | |
| 72 | 无敌大 | 1200.000 | 6.219 | |
| 73 | _Unravel | 1200.000 | 6.214 | |
| 74 | chef | 1200.000 | 6.210 | |
| 75 | xVFers | 1119.000 | 5.808 | |
| 76 | when yh bisa jdi nanuna | 1100.000 | 5.711 | |
| 77 | Team Europe | 1100.000 | 5.707 | |
| 78 | team22 | 1100.000 | 5.703 | |
| 79 | Ožujsko | 1100.000 | 5.699 | |
| 80 | WhiteOps - AUI | 1100.000 | 5.695 | |
| 81 | TR1NITY | 1100.000 | 5.691 | |
| 82 | LCF | 1100.000 | 5.687 | |
| 83 | snowbird91 | 1100.000 | 5.684 | |
| 84 | Hello_There | 1100.000 | 5.680 | |
| 85 | Peris.ai | 1100.000 | 5.677 | |
| 86 | Oinodecam | 1100.000 | 5.674 | |
| 87 | crazy-llmbot | 1100.000 | 5.670 | |
| 88 | DU_SSTI | 1050.000 | 5.422 | |
| 89 | valhalla | 1000.000 | 5.174 | |
| 90 | Vuln3ra | 1000.000 | 5.171 | |
| 91 | BLAHAJ | 1000.000 | 5.168 | |
| 92 | Star Micronics TSP100-II | 1000.000 | 5.165 | |
| 93 | bright_lights | 1000.000 | 5.162 | |
| 94 | T3AM KNU11 | 1000.000 | 5.159 | |
| 95 | LogicBreakers | 977.000 | 5.044 | |
| 96 | team 12 | 950.000 | 4.909 | |
| 97 | DaVinciCode | 900.000 | 4.661 | |
| 98 | BuiVietDungD24GoatPTIT | 900.000 | 4.659 | |
| 99 | SunnyC | 900.000 | 4.656 | |
| 100 | Hackalypse | 900.000 | 4.654 | |
| 101 | taidd251 | 900.000 | 4.651 | |
| 102 | ROOTSHELL | 850.000 | 4.404 | |
| 103 | ch1LL_R3L4x_grep | 800.000 | 4.157 | |
| 104 | 0xB4D1DEA | 800.000 | 4.155 | |
| 105 | $(Straw Hats) | 800.000 | 4.152 | |
| 106 | Raptors | 800.000 | 4.150 | |
| 107 | newbie | 800.000 | 4.148 | |
| 108 | f4n_n3r0 | 800.000 | 4.146 | |
| 109 | VietNam_1 | 800.000 | 4.144 | |
| 110 | 4 k1ng5 | 800.000 | 4.142 | |
| 111 | Rea11y Annoying Bots(RAB) | 800.000 | 4.140 | |
| 112 | JohnDoers | 800.000 | 4.138 | |
| 113 | Null Byte | 750.000 | 3.891 | |
| 114 | tr1gramma | 700.000 | 3.644 | |
| 115 | r2d2_ | 700.000 | 3.642 | |
| 116 | OpenJDK 1.8 | 700.000 | 3.640 | |
| 117 | team=4 | 700.000 | 3.638 | |
| 118 | rick07 | 700.000 | 3.637 | |
| 119 | redBrickUtopia | 700.000 | 3.635 | |
| 120 | jersey2356 | 700.000 | 3.633 | |
| 121 | Cyber Billikens | 700.000 | 3.632 | |
| 122 | Domination | 700.000 | 3.630 | |
| 123 | MazuBot | 600.000 | 3.138 | |
| 124 | No AI Just Team 1 | 600.000 | 3.137 | |
| 125 | C2L4B | 600.000 | 3.135 | |
| 126 | Team10 | 600.000 | 3.134 | |
| 127 | !Time_For_418 | 600.000 | 3.132 | |
| 128 | CS | 600.000 | 3.131 | |
| 129 | Z0otrop0lis | 600.000 | 3.129 | |
| 130 | isomorph | 600.000 | 3.128 | |
| 131 | nothing | 600.000 | 3.126 | |
| 132 | VTN | 600.000 | 3.125 | |
| 133 | MAZ.AI | 600.000 | 3.123 | |
| 134 | drogonarmy | 500.000 | 2.632 | |
| 135 | 429 Too Many Requests | 500.000 | 2.631 | |
| 136 | h1nter_r3w3 | 500.000 | 2.629 | |
| 137 | PenguinPwners | 500.000 | 2.628 | |
| 138 | D4rk sec | 500.000 | 2.627 | |
| 139 | jv57r0n4l | 500.000 | 2.626 | |
| 140 | t33t1 | 500.000 | 2.624 | |
| 141 | Temporal Batter | 500.000 | 2.623 | |
| 142 | X_ids_X_pwd | 500.000 | 2.622 | |
| 143 | reliocs | 500.000 | 2.621 | |
| 144 | WE MUST WIN | 500.000 | 2.619 | |
| 145 | W0lv3s0fW0t4n | 427.000 | 2.261 | |
| 146 | pwn0rDi3 | 400.000 | 2.127 | |
| 147 | 0xvrea | 400.000 | 2.126 | |
| 148 | Thryve | 400.000 | 2.125 | |
| 149 | iaccep | 400.000 | 2.124 | |
| 150 | meow | 400.000 | 2.123 | |
| 151 | Vinterquest | 400.000 | 2.122 | |
| 152 | pixy | 400.000 | 2.121 | |
| 153 | V4lkyr1e.exe Squad | 400.000 | 2.119 | |
| 154 | happy | 400.000 | 2.118 | |
| 155 | White Nights | 400.000 | 2.117 | |
| 156 | YOLO | 400.000 | 2.116 | |
| 157 | InsertCointoPwn | 400.000 | 2.115 | |
| 158 | Selamat Mas Irul sudah menjadi staff! | 400.000 | 2.114 | |
| 159 | Ketchup(Catch-up) | 400.000 | 2.113 | |
| 160 | 3rror | 400.000 | 2.112 | |
| 161 | Wade | 400.000 | 2.112 | |
| 162 | QUT Cyber Security Club | 300.000 | 1.621 | |
| 163 | vw | 300.000 | 1.620 | |
| 164 | bbbbb | 300.000 | 1.619 | |
| 165 | tsnoopy | 300.000 | 1.618 | |
| 166 | team11 | 300.000 | 1.617 | |
| 167 | k0kos | 300.000 | 1.616 | |
| 168 | s3gf4ult | 300.000 | 1.615 | |
| 169 | clover | 300.000 | 1.614 | |
| 170 | NextRoot | 300.000 | 1.614 | |
| 171 | no_trespassing | 300.000 | 1.613 | |
| 172 | C_Dawg | 300.000 | 1.612 | |
| 173 | ShadowCat | 300.000 | 1.611 | |
| 174 | Learning Is Fun! | 300.000 | 1.610 | |
| 175 | dokkoisyo | 300.000 | 1.609 | |
| 176 | trump underpants | 300.000 | 1.609 | |
| 177 | Techpirates | 300.000 | 1.608 | |
| 178 | Cyberians | 300.000 | 1.607 | |
| 179 | biban | 300.000 | 1.606 | |
| 180 | LateBloomer | 300.000 | 1.606 | |
| 181 | fu11b00t | 300.000 | 1.605 | |
| 182 | Team Darkstar | 300.000 | 1.604 | |
| 183 | gigi | 300.000 | 1.603 | |
| 184 | 0xzero4(solo) | 300.000 | 1.603 | |
| 185 | logdav | 300.000 | 1.602 | |
| 186 | smurf1337 | 300.000 | 1.601 | |
| 187 | Testing | 300.000 | 1.600 | |
| 188 | Trap Cosplayer | 300.000 | 1.600 | |
| 189 | DWY_YK | 300.000 | 1.599 | |
| 190 | Darksiders | 300.000 | 1.598 | |
| 191 | holyhexor | 300.000 | 1.598 | |
| 192 | shadowshell | 300.000 | 1.597 | |
| 193 | leaf | 300.000 | 1.596 | |
| 194 | 0XKENNEDY | 300.000 | 1.596 | |
| 195 | FunCTF1234 | 300.000 | 1.595 | |
| 196 | IgelsCTF | 300.000 | 1.594 | |
| 197 | pleasewin | 250.000 | 1.349 | |
| 198 | dzdazazdazd | 250.000 | 1.348 | |
| 199 | F0rb1d | 200.000 | 1.103 | |
| 200 | F1ll1an | 200.000 | 1.102 | |
| 201 | BR4CU D3CRYP70R5 | 200.000 | 1.101 | |
| 202 | JINBE | 200.000 | 1.101 | |
| 203 | Kza | 200.000 | 1.100 | |
| 204 | ExploitX | 200.000 | 1.100 | |
| 205 | qp | 200.000 | 1.099 | |
| 206 | mada | 200.000 | 1.098 | |
| 207 | pcode | 200.000 | 1.098 | |
| 208 | loveMacek | 200.000 | 1.097 | |
| 209 | DedSec | 200.000 | 1.097 | |
| 210 | GRIS | 200.000 | 1.096 | |
| 211 | sharlockYu | 200.000 | 1.096 | |
| 212 | Z | 200.000 | 1.095 | |
| 213 | ChAoS Corp. | 200.000 | 1.095 | |
| 214 | teamteam | 200.000 | 1.094 | |
| 215 | sorealist | 200.000 | 1.094 | |
| 216 | CTFREI | 200.000 | 1.093 | |
| 217 | zero | 200.000 | 1.092 | |
| 218 | 1ndex | 200.000 | 1.092 | |
| 219 | 16j | 200.000 | 1.091 | |
| 220 | NUT Flaggers | 200.000 | 1.091 | |
| 221 | jangri | 200.000 | 1.090 | |
| 222 | Utopians | 200.000 | 1.090 | |
| 223 | Hackali | 200.000 | 1.089 | |
| 224 | YMD_HK | 200.000 | 1.089 | |
| 225 | VLUTEsec | 200.000 | 1.088 | |
| 226 | ctmp | 200.000 | 1.088 | |
| 227 | traktor754 | 200.000 | 1.088 | |
| 228 | 0_Clicks | 200.000 | 1.087 | |
| 229 | SPAMY | 200.000 | 1.087 | |
| 230 | hajjilla | 200.000 | 1.086 | |
| 231 | SNCT | 200.000 | 1.086 | |
| 232 | R_OxPloit3rs | 200.000 | 1.085 | |
| 233 | imhoax | 200.000 | 1.085 | |
| 234 | Unemployed Nerds | 200.000 | 1.084 | |
| 235 | 99 | 200.000 | 1.084 | |
| 236 | Try4gain | 200.000 | 1.083 | |
| 237 | mrmahile | 100.000 | 0.593 | |
| 238 | Moonlitcipher | 100.000 | 0.593 | |
| 239 | rasya ganteng | 100.000 | 0.592 | |
| 240 | pikachu | 100.000 | 0.592 | |
| 241 | UIT.TuKySiKhaiHuyen | 100.000 | 0.591 | |
| 242 | H07P1zA | 100.000 | 0.591 | |
| 243 | PirateTom | 100.000 | 0.590 | |
| 244 | 3ly514n_5ymph0ny | 100.000 | 0.590 | |
| 245 | hurja | 100.000 | 0.590 | |
| 246 | MaverickSquad | 100.000 | 0.589 | |
| 247 | mimz | 100.000 | 0.589 | |
| 248 | fight4freedom | 100.000 | 0.588 | |
| 249 | SecOps | 100.000 | 0.588 | |
| 250 | g3n3sys | 100.000 | 0.588 | |
| 251 | catware | 100.000 | 0.587 | |
| 252 | sssssz | 100.000 | 0.587 | |
| 253 | openclawqqq | 100.000 | 0.586 | |
| 254 | locked in for cyberquest | 100.000 | 0.586 | |
| 255 | n3ch00rk1 | 100.000 | 0.586 | |
| 256 | ritabhd14 | 100.000 | 0.585 | |
| 257 | Bho | 100.000 | 0.585 | |
| 258 | elysimplord | 100.000 | 0.585 | |
| 259 | FansOfBacon | 100.000 | 0.584 | |
| 260 | MariosK | 100.000 | 0.584 | |
| 261 | 配送業者の狂った人々- PAL | 100.000 | 0.584 | |
| 262 | CyBum | 100.000 | 0.583 | |
| 263 | wheelchair gaming | 100.000 | 0.583 | |
| 264 | lmaolmao | 100.000 | 0.582 | |
| 265 | n1rb4n | 100.000 | 0.582 | |
| 266 | codexteam1772905757 | 100.000 | 0.582 | |
| 267 | CodeBloodedSibs | 100.000 | 0.581 | |
| 268 | qzekse | 100.000 | 0.581 | |
| 269 | janvandeca | 100.000 | 0.581 | |
| 270 | Hexspeak | 100.000 | 0.580 | |
| 271 | Team Hunter | 100.000 | 0.580 | |
| 272 | 0xPrivEsc | 100.000 | 0.580 | |
| 273 | Bits & Pieces | 100.000 | 0.579 | |
| 274 | matlamper | 100.000 | 0.579 | |
| 275 | accumbens | 100.000 | 0.579 | |
| 276 | test | 100.000 | 0.578 | |
| 277 | alo123 | 100.000 | 0.578 | |
| 278 | root_ninja!! | 100.000 | 0.578 | |
| 279 | thor132 | 100.000 | 0.577 | |
| 280 | r00t | 100.000 | 0.577 | |
| 281 | RafA10 | 100.000 | 0.577 | |
| 282 | lopmade | 100.000 | 0.577 | |
| 283 | 咸湿保姆贱婴儿 | 100.000 | 0.576 | |
| 284 | The__Bots | 100.000 | 0.576 | |
| 285 | 7.thxxo | 100.000 | 0.576 | |
| 286 | hkx68 | 100.000 | 0.575 | |
| 287 | Dar-ul-Root | 100.000 | 0.575 | |
| 288 | Chai | 100.000 | 0.575 | |
| 289 | SomeoneWasTakenSomeoneSomeone | 100.000 | 0.574 | |
| 290 | clear | 100.000 | 0.574 | |
| 291 | ctfrrteam | 100.000 | 0.574 | |
| 292 | Big-O | 100.000 | 0.574 | |
| 293 | The Dirty Pipes | 100.000 | 0.573 | |
| 294 | nhk-nhk | 100.000 | 0.573 | |
| 295 | None | 100.000 | 0.573 | |
| 296 | Solo_Run | 100.000 | 0.572 | |
| 297 | _1n1t_ | 100.000 | 0.572 | |
| 298 | Y3s_captur3_flag!:_) | 100.000 | 0.572 | |
| 299 | MightyPwners | 100.000 | 0.572 | |
| 300 | khaled1 | 100.000 | 0.571 | |
| 301 | CR4CK-N3T | 100.000 | 0.571 | |
| 302 | اهشتك الجمري | 100.000 | 0.571 | |
| 303 | T1L4NGY0N | 100.000 | 0.571 | |
| 304 | PwnTeras | 100.000 | 0.570 | |
| 305 | Its_never_too_late | 100.000 | 0.570 | |
| 306 | samteam | 100.000 | 0.570 | |
| 307 | G4T3 | 100.000 | 0.570 | |
| 308 | Arj | 100.000 | 0.569 | |
| 309 | p0ll0s_H3rm4n0s | 100.000 | 0.569 | |
| 310 | Ryuk0x01 | 100.000 | 0.569 | |
| 311 | hombing | 100.000 | 0.568 | |
| 312 | SharkByte 🦈👟 | 100.000 | 0.568 | |
| 313 | Concombre | 100.000 | 0.568 | |
| 314 | Anonymous NFSU | 100.000 | 0.568 | |
| 315 | bdhxgrp | 100.000 | 0.567 | |
| 316 | 032huqeed | 100.000 | 0.567 | |
| 317 | H4R5H4 | 100.000 | 0.567 | |
| 318 | Idk gng | 100.000 | 0.567 | |
| 319 | N34r 0rbi7 Van9u4rd Alli4nc3 | 100.000 | 0.567 | |
| 320 | oxship | 100.000 | 0.566 | |
| 321 | OneTap | 100.000 | 0.566 | |
| 322 | sebs | 100.000 | 0.566 | |
| 323 | 223 | 100.000 | 0.283 | |
