Labs

0 of 228 challenges solved

Gögn 0/12
Talnakerfi 0/12

Tvíund í hex 1

25 pts
basic data bases
Unsolved

Tvíund í hex 2

25 pts
basic data bases
Unsolved

Hex í tvíund 1

25 pts
basic data bases
Unsolved

Hex í tvíund 2

25 pts
basic data bases
Unsolved

Grunntalan

50 pts
easy data bases
Unsolved

Grunnávöxtun

50 pts
easy data bases
Unsolved

Tvíund í tug 1

75 pts
medium data bases
Unsolved

Tvíund í tug 2

75 pts
medium data bases
Unsolved

Tug í tvíund 1

75 pts
medium data bases
Unsolved

Tug í tvíund 2

75 pts
medium data bases
Unsolved

Sautjándakerfið

100 pts
medium data bases
Unsolved

Grunntala sextíu

100 pts
medium data bases
Unsolved
Linux 0/90
Skráakerfið 0/17

Skógræktin

25 pts
basic linux filesystem
Unsolved

Leyniskjölin

25 pts
basic linux filesystem
Unsolved

Biluð færsla

25 pts
basic linux filesystem
Unsolved

Ekkert pláss fyrir bil

25 pts
basic linux filesystem
Unsolved

Röð og regla

50 pts
easy linux filesystem
Unsolved

Ljósritunarvélin

50 pts
easy linux filesystem
Unsolved

Ekki snerta!

50 pts
easy linux filesystem
Unsolved

Tómar möppur

50 pts
easy linux filesystem
Unsolved

Ekki snerta!

50 pts
easy linux filesystem
Unsolved

Ekki yfirskrifa

50 pts
easy linux filesystem
Unsolved

Gangsettu vélina

50 pts
easy linux filesystem permissions
Unsolved

Akstursheimild

50 pts
easy linux filesystem permissions
Unsolved

Gangsettu vélina

50 pts
easy linux filesystem permissions
Unsolved

Keyrsluheimild

50 pts
easy linux filesystem permissions
Unsolved

Strangt tiltekið leyndarmál

50 pts
easy linux filesystem permissions
Unsolved

Algjört leyndarmál

50 pts
easy linux filesystem permissions
Unsolved

Strangt tiltekið leyndarmál

50 pts
easy linux filesystem permissions
Unsolved
Vinna með skrár 0/12

Tíu fyrstu

25 pts
basic linux files
Unsolved

Lokaorðin

25 pts
basic linux files
Unsolved

Línuteljarinn

25 pts
basic linux files
Unsolved

Rangar endingar

50 pts
easy linux files
Unsolved

Nál í heystakki

25 pts
basic linux files strings
Unsolved

Óþarfa endurtekningar

50 pts
easy linux files
Unsolved

Kippa 1

50 pts
easy linux archives tar
Unsolved

Kippa 2

50 pts
easy linux files
Unsolved

Kippa 3

75 pts
medium linux files
Unsolved

Pakki í pakka

75 pts
medium linux files
Unsolved

Laskað PPM

75 pts
medium linux files
Unsolved

Verkefnalistinn

50 pts
easy linux files
Unsolved
Leitað og farið yfir 0/21

Sííís

25 pts
basic linux grep
Unsolved

Hátt og lágt

25 pts
basic linux grep
Unsolved

Út með ruslið

25 pts
basic linux grep
Unsolved

Yfirfærsla

50 pts
easy linux filesystem
Unsolved

Lestu mig

50 pts
easy linux find
Unsolved

Innihaldið skiptir máli

50 pts
easy linux grep
Unsolved

Grynningar

50 pts
easy linux find
Unsolved

Aðeins skrár

50 pts
easy linux find
Unsolved

Fullkomin stærð

50 pts
easy linux find
Unsolved

Tímabil

75 pts
medium linux find
Unsolved

Nýjasta nýtt

75 pts
medium linux find
Unsolved

Smölun

75 pts
medium linux find
Unsolved

Gild auðkenni

50 pts
easy linux grep
Unsolved

Gölluð eintök

75 pts
medium linux grep
Unsolved

Rótargreining

50 pts
easy linux grep
Unsolved

Alvöru skeljar

50 pts
easy linux grep
Unsolved

Hvað gerðist?

75 pts
medium linux grep
Unsolved

Mælistikan

75 pts
medium linux find
Unsolved

Lesið í bætin

75 pts
medium linux grep find
Unsolved

Opið hús

75 pts
medium linux find permissions
Unsolved

Allt í einu

100 pts
hard linux find
Unsolved
Pípur og staðalstraumar 0/28

Vörutalning

25 pts
basic linux redirection
Unsolved

Bannað að skemma

25 pts
basic linux redirection
Unsolved

Bara tölur

50 pts
easy linux redirection
Unsolved

Kljúfum strauminn

50 pts
easy linux redirection
Unsolved

Sameinum strauminn

75 pts
medium linux redirection
Unsolved

Broskarlatalning

50 pts
easy linux pipes
Unsolved

Hver mætti?

50 pts
easy linux pipes
Unsolved

Lágstafir eingöngu

50 pts
easy linux pipes
Unsolved

Ein í einu

50 pts
easy linux pipes
Unsolved

Þrengsli

50 pts
easy linux pipes
Unsolved

Orðaskipti

50 pts
easy linux pipes
Unsolved

Aðalatriðin

50 pts
easy linux pipes
Unsolved

Topplistinn

75 pts
medium linux pipes
Unsolved

Vinsældakeppnin

75 pts
medium linux pipes
Unsolved

Skeljatalning

75 pts
medium linux pipes
Unsolved

Plássþjófurinn

75 pts
medium linux pipes
Unsolved

Hreingerning

75 pts
medium linux pipes
Unsolved

Troðnar slóðir

75 pts
medium linux pipes
Unsolved

Innbrotstilraunir

75 pts
medium linux pipes
Unsolved

Sökudólgarnir

75 pts
medium linux pipes
Unsolved

Tiltekt

75 pts
medium linux pipes
Unsolved

Látið í té

75 pts
medium linux pipes
Unsolved

Línutalning

75 pts
medium linux pipes
Unsolved

Bilaðar skrár

100 pts
hard linux pipes
Unsolved

Í geymsluna

75 pts
medium linux pipes
Unsolved

Lekar pípur

75 pts
medium linux pipes
Unsolved

Afkóðun

50 pts
easy linux pipes
Unsolved

Púsluspilið

100 pts
hard linux pipes
Unsolved
Kerfið og ferli 0/6

Fyrsta skriftan

25 pts
basic linux scripts
Unsolved

Arfur ferla

50 pts
easy linux environment
Unsolved

Draumahöll í dvala

50 pts
easy linux processes
Unsolved

Í biðstöðu

50 pts
easy linux processes
Unsolved

Ein stöðvun

50 pts
easy linux processes
Unsolved

Hver er að keyra?

75 pts
medium linux path
Unsolved
Notendur og heimildir 0/3

Vinsælar skeljar

50 pts
easy linux users
Unsolved

Hver má hvað?

50 pts
easy linux permissions chmod
Unsolved

Umframheimildir

50 pts
easy linux permissions chmod find
Unsolved
Netið úr skelinni 0/3

Skilaboð á Netinu

25 pts
basic linux networking curl
Unsolved

Mynd á Netinu

25 pts
basic linux networking wget
Unsolved

Pípan

75 pts
medium linux pipes networking
Unsolved
Netkerfi 0/9

Vistfangaflokkun

75 pts
medium networking ipv4 linux grep regex
Unsolved

Halló?

25 pts
basic linux networking netcat
Unsolved

Spurt og svarað

50 pts
easy linux networking netcat
Unsolved

Opnar dyr

50 pts
easy networking ports ss linux netcat
Unsolved

Falið lykilorð

75 pts
medium linux networking netcat grep
Unsolved

Bergmálið

25 pts
basic networking ping ipv4 linux
Unsolved

HTTP í höndunum

75 pts
medium networking netcat tcp http linux pipes
Unsolved

Eftir reglunum

75 pts
medium networking netcat tcp protocols linux
Unsolved

Símaskrá internetsins

25 pts
basic networking dns dig ipv4 linux
Unsolved
Bakhönnun 0/32
Inngangur 0/3

Plain Sight

25 pts
basic rev
Unsolved

Jigsaw

25 pts
basic rev
Unsolved

Open Sesame

25 pts
basic rev
Unsolved
C forritunarmál 0/4

Decoder Ring

50 pts
easy xor rev
Unsolved

Conveyor Belt

50 pts
easy encoding rev
Unsolved

High Score

50 pts
easy integer-overflow rev
Unsolved

Treasure Map

50 pts
easy pointers rev
Unsolved
Smalamál 0/3

Runestone

50 pts
easy assembly source rev
Unsolved

Rotary Dial

50 pts
easy assembly bit-manipulation source rev
Unsolved

Rube Goldberg

75 pts
medium assembly math source rev
Unsolved
ELF snið 0/3

Secret Compartment

25 pts
basic elf rev
Unsolved

Parallel Worlds

50 pts
easy 32-bit rev
Unsolved

Transparency

50 pts
easy xor rev
Unsolved
Kyrrstæð greiningartól 0/3

Factory Floor

75 pts
medium rev
Unsolved

Tourist Trap

75 pts
medium arm rev
Unsolved

Codebook

50 pts
easy substitution rev
Unsolved
Kvik greiningartól 0/4

Wiretap

50 pts
easy dynamic-analysis ltrace rev
Unsolved

Disappearing Ink

75 pts
medium breakpoints gdb rev
Unsolved

Tumblers

100 pts
hard side-channel rev
Unsolved

Detour

75 pts
medium patching rev
Unsolved
Netkerfi 0/2

Speakeasy

75 pts
medium network rev
Unsolved

Smoke Signals

75 pts
medium network rev
Unsolved
Reiknirit 0/4

spell-checker

50 pts
easy algorithm rev
Unsolved

Family Tree

50 pts
easy algorithm rev
Unsolved

Metro Map

75 pts
medium algorithm rev
Unsolved

The Long Way Round

75 pts
medium algorithm rev
Unsolved
Python 0/4

Matryoshka

50 pts
easy closures python rev
Unsolved

Pandora's Box

50 pts
easy obfuscation rev
Unsolved

Fossil

75 pts
medium bytecode rev
Unsolved

The Sphinx

100 pts
hard constraints rev
Unsolved
Sýndarvélar 0/2

Golem

100 pts
hard vm rev
Unsolved

Spaghetti

100 pts
hard control-flow obfuscation rev
Unsolved
Dulritun 0/23
Klassískar dulritunaraðferðir 0/14

Keisaraleg dulritun

25 pts
basic crypto caesar substitution
Unsolved

RÓT vandans

25 pts
basic crypto rot13 caesar
Unsolved

SNÚ18

50 pts
easy crypto caesar icelandic alphabet
Unsolved

Fyrstu verða síðustu

25 pts
basic crypto atbash substitution
Unsolved

Þrautir Caesars

50 pts
easy crypto caesar bruteforce python
Unsolved

Umtalsverð skipti

50 pts
easy crypto substitution alphabet
Unsolved

Stafaóreiða

50 pts
easy crypto transposition padding
Unsolved

Viðargenin

50 pts
easy crypto vigenere polyalphabetic
Unsolved

Dulritunarhjólið

75 pts
medium crypto classical tcp automation multi-step
Unsolved

Dagblaðið Víxlir

75 pts
medium crypto substitution frequency-analysis
Unsolved

Fréttir að heiman

75 pts
medium crypto substitution frequency-analysis icelandic
Unsolved

Vigenéfrétt

75 pts
medium crypto vigenere oracle chosen-plaintext tcp
Unsolved

Vigenère dráttur

75 pts
medium crypto vigenere known-plaintext
Unsolved

Lög og regla

100 pts
hard crypto classical multi-step transposition vigenere
Unsolved
XOR og einskiptislyklar 0/9

Misgilding

25 pts
basic crypto xor bytes hex
Unsolved

Einskiptislykill

50 pts
easy crypto xor otp known-key
Unsolved

One-time Paddington

50 pts
easy crypto xor otp key-reuse known-plaintext
Unsolved

Eintómar bætingar

50 pts
easy crypto xor bruteforce python
Unsolved

Endurteknar bætingar

50 pts
easy crypto xor repeating-key
Unsolved

Upphafsorð

75 pts
medium crypto xor known-plaintext repeating-key
Unsolved

Fyrirsjáanleg eftirsjá

75 pts
medium crypto xor randomness prng bruteforce python
Unsolved

Tvískiptislykill

75 pts
medium crypto xor otp crib-dragging
Unsolved

Margskiptislykill

100 pts
hard crypto xor otp frequency-analysis multi-step
Unsolved
Eldri verkefni 0/40
Forkeppni 2021 0/13

0pass

75 pts
Dulritun
Unsolved

booksnflags

50 pts
Veföryggi
Unsolved

chapter

75 pts
Dulritun
Unsolved

ciao

25 pts
Veföryggi
Unsolved

confession

50 pts
Veföryggi
Unsolved

dishonesty1

25 pts
Stafræn réttarrannsókn
Unsolved

dishonesty2

50 pts
Stafræn réttarrannsókn
Unsolved

mathematics

50 pts
Dulritun
Unsolved

messyge

25 pts
Ýmislegt
Unsolved

nope

50 pts
Dulritun
Unsolved

redacted2

50 pts
Stafræn réttarrannsókn
Unsolved

scramble

100 pts
Ýmislegt
Unsolved

siden00b

25 pts
Veföryggi
Unsolved
Forkeppni 2022 0/4

Kristinn-Vikar-Jonsson

100 pts
Dulritun
Unsolved

polymer

75 pts
Dulritun
Unsolved

Privacy-Enhanced-Flag

50 pts
Dulritun
Unsolved

quantum-chicken-soup-grass-big-chungus

100 pts
Dulritun
Unsolved
Forkeppni 2023 0/19

animal-generator

25 pts
Bakhönnun
Unsolved

baseic

25 pts
Encoding Ýmislegt
Unsolved

Basic Maths

75 pts
Crypto Ýmislegt
Unsolved

cookie-wookie

50 pts
Veföryggi
Unsolved

exclusivity

50 pts
Dulritun
Unsolved

good-client-bad-client

50 pts
Veföryggi
Unsolved

imperial

25 pts
Dulritun
Unsolved

netcat

25 pts
Ýmislegt
Unsolved

open-window

25 pts
Bakhönnun
Unsolved

open-window-2

25 pts
Bakhönnun
Unsolved

overwrite-me

50 pts
Minnisveikleikar
Unsolved

overwrite-me-too

50 pts
Minnisveikleikar
Unsolved

polynowomial

100 pts
Dulritun
Unsolved

protocol-manipulation

50 pts
Veföryggi
Unsolved

really-simple-assignment1

50 pts
Dulritun
Unsolved

really-simple-assignment2

50 pts
Dulritun
Unsolved

redacted1

25 pts
Stafræn réttarrannsókn
Unsolved

Ret2Win

75 pts
Minnisveikleikar
Unsolved

UnderLeaf

75 pts
Veföryggi
Unsolved
Landskeppni 2023 0/4

cryptolads1

75 pts
Ýmislegt
Unsolved

cryptolads1.5

100 pts
Ýmislegt
Unsolved

cryptolads2

100 pts
Ýmislegt
Unsolved

turning-japanese

25 pts
Ýmislegt
Unsolved
Linux keppnisverkefni 0/22
Forkeppni 2021 0/5

mail-server0

25 pts
Unsolved

mail-server1

25 pts
Unsolved

mail-server2

50 pts
Unsolved

mail-server3

75 pts
Unsolved

mail-server4

100 pts
Unsolved
Forkeppni 2022 0/6

esc-server0

25 pts
Unsolved

esc-server1

25 pts
Unsolved

esc-server2

50 pts
Unsolved

esc-server3

75 pts
Unsolved

esc-server4

75 pts
Unsolved

esc-server5

100 pts
Unsolved
Forkeppni 2023 0/6

Neural Networking 0

25 pts
Unsolved

Neural Networking 2

50 pts
Unsolved

Neural Networking 3

75 pts
Unsolved

Neural Networking 4

75 pts
Unsolved

Neural Networking 4.5

100 pts
Unsolved

Neural Networking 5

100 pts
Unsolved
Hakkaravakan 2022 0/5

Spooky Server 0

50 pts
Unsolved

Spooky Server 1

50 pts
Unsolved

Spooky Server 2

50 pts
Unsolved

Spooky Server 3

75 pts
Unsolved

Spooky Server 4

100 pts
Unsolved