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Challenges

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112 challenges tagged #rsa ✕ clear · browse all techniques

Challenge CTF Weight Category Has
The_Accursed_Lego_Bin
#rsa#low-public-exponent#prng-seed-recovery
 UMassCTF 2026 65.95 Crypto files wu 1
Hextrap
#ecm-factorization#rsa#oaep
 V1T 2026 22.14 Crypto files wu 1
nom_nom
#rsa#franklin-reiter#related-message
 VuwCTF 2026 25.00 Crypto files wu 1
Noob_RSA_Returns
#rsa#fermat-little-theorem
 BITSCTF 2025 – Crypto files wu 1
symmetric
#rsa#multi-prime
 UIUCTF 2025 – Crypto files wu 1
too_many_primes
#rsa#multi-prime
 UIUCTF 2025 – Crypto files wu 1
Third_Times_the_Charm
#rsa#hastad-broadcast#crt
 UMassCTF 2024 43.10 Crypto files wu 2
Pianoman
#rsa#steganography
 UofTCTF 2024 23.90 Crypto files wu 2
PQ
#rsa#fermat-factorization#close-primes
 VolgaCTF 2024 Quals 35.91 Crypto files wu 1
Really_Secure_Apparently
#rsa#wiener-attack#small-private-exponent
 1337UP 2023 24.23 Crypto files wu 2
RSA1
#rsa#small-modulus-factorization
 BYUCTF 2023 – Crypto files wu 1
RSA2
#rsa#factordb
 BYUCTF 2023 – Crypto files wu 1
RSA3
#rsa#common-factor
 BYUCTF 2023 – Crypto files wu 1
RSA4
#rsa#hastad-broadcast
 BYUCTF 2023 – Crypto files wu 1
RSA5
#rsa#common-modulus-attack
 BYUCTF 2023 – Crypto files wu 1
Something_in_Common
#rsa#hastad-broadcast-attack#non-coprime-moduli#crt
 BackdoorCTF 2023 – Misc files wu 2
RSA_School_1st_Grade
#rsa#known-prime
 BlueHens 2023 24.61 Crypto files wu 1
RSA_School_2nd_Grade
#rsa#factordb
 BlueHens 2023 24.61 Crypto files wu 1
RSA_School_3rd_Grade
#rsa#common-modulus-attack
 BlueHens 2023 24.61 Crypto files wu 1
RSA_School_4th_Grade
#rsa#d-to-factorization
 BlueHens 2023 24.61 Crypto files wu 1
RSA_School_5th_Grade
#rsa#low-exponent#cube-root
 BlueHens 2023 24.61 Crypto files wu 1
RSA_School_6th_Grade
#rsa#hastad-broadcast#crt
 BlueHens 2023 24.61 Crypto files wu 1
RSA_School_7th_Grade
#rsa#fermat-factorization
 BlueHens 2023 24.61 Crypto files wu 1
RSA_School_8th_Grade
#rsa#fermat-factorization
 BlueHens 2023 24.61 Crypto files wu 1
Insights
#rsa#predictable-private-exponent
 Crypto 2023 59.60 Misc files wu 1
DesintegratedRSA
#rsa#bit-flip-recovery#prime-reconstruction
 DaVinciCTF 2023 29.26 Crypto files wu 2
BBBB
#rsa#lcg#coppersmith
 DiceCTF 2023 36.70 Crypto files wu 1
really-small-algorithm
#rsa
 HSCTF 2023 – Crypto files wu 1
RSA
#rsa#symmetric-polynomial#vieta
 Srdnlen 2023 24.17 Crypto files wu 1
iheartrsa
#rsa#hastad-broadcast
 TJCTF 2023 – Crypto files wu 1
squishy
#rsa#signature-oracle
 TJCTF 2023 – Crypto files wu 1
Complicated_Function
#rsa#partial-key-exposure#coppersmith
 TSG 2023 – Crypto files wu 3
Unique_Flag
#rsa#character-oracle#tree-search
 TSG 2023 – Crypto files wu 3
small_weiner
#rsa#boneh-durfee#lattice#small-private-exponent
 DaVinciCTF 2022 24.50 Crypto files wu 2
baby-rsa
#rsa#higher-power-residue#nth-root#crt
 DiceCTF 2022 24.82 Crypto files wu 1
CorruptAAAAd
#rsa#corrupted-private-key#public-exponent-bruteforce
 PatriotCTF 2022 24.52 Crypto files wu 2
TwoFifty
#rsa#known-factorization
 PatriotCTF 2022 24.52 Crypto files src wu 1
RSAGoneWrong
#rsa#phi-factorization#prime-combination
 RITSEC 2022 – Crypto files wu 1
BBB
#rsa#hastad-broadcast#prng
 SECCON 2022 Quals 97.90 Crypto files wu 1
pqpq
#rsa#polynomial
 SECCON 2022 Quals 97.90 Crypto files wu 1