stortny

Joined: 18 Nov 22

Rank: #2349

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Level: 11
2650 0 1 1

550 points to next level

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3 Apr 24

Everything is Still Big

Solved Challenges

29 Nov 24	RSA	Bespoke Padding	100
27 Nov 24	Mathematics	Modular Square Root	35
26 Nov 24	Mathematics	Modular Binomials	80
26 Nov 24	RSA	RSA Backdoor Viability	175
21 Nov 24	RSA	Ron was Wrong, Whit is Right	90
21 Nov 24	RSA	Fast Primes	75
21 Nov 24	ZKPs	ZKP Introduction	5
14 Oct 24	Symmetric Ciphers	Confusion through Substitution	25
14 Oct 24	Symmetric Ciphers	Round Keys	20
14 Oct 24	Symmetric Ciphers	Structure of AES	15
14 Oct 24	Diffie-Hellman	Export-grade	100
14 Oct 24	Diffie-Hellman	Parameter Injection	60
13 Oct 24	Diffie-Hellman	Deriving Symmetric Keys	40
13 Oct 24	Diffie-Hellman	Computing Shared Secrets	30
13 Oct 24	Diffie-Hellman	Computing Public Values	25
12 Oct 24	Diffie-Hellman	Generators of Groups	20
14 Apr 24	Misc	Gotta Go Fast	40
12 Apr 24	Hash Functions	Jack's Birthday Hash	20
12 Apr 24	RSA	Marin's Secrets	50
12 Apr 24	RSA	Infinite Descent	50
12 Apr 24	RSA	Endless Emails	150
12 Apr 24	Crypto on the Web	No Way JOSE	20
7 Apr 24	Elliptic Curves	Efficient Exchange	50
7 Apr 24	Elliptic Curves	Curves and Logs	40
5 Apr 24	Symmetric Ciphers	Resisting Bruteforce	10
4 Apr 24	Diffie-Hellman	Working with Fields	10
4 Apr 24	General	Transparency	50
4 Apr 24	General	SSH Keys	35
4 Apr 24	General	CERTainly not	30
3 Apr 24	General	Privacy-Enhanced Mail?	25
3 Apr 24	General	Lemur XOR	40
3 Apr 24	RSA	Everything is Still Big	100
3 Apr 24	RSA	Crossed Wires	100
3 Apr 24	RSA	Square Eyes	35
3 Apr 24	RSA	Inferius Prime	30
2 Apr 24	RSA	Everything is Big	70
2 Apr 24	RSA	Modulus Inutilis	50
8 Mar 24	Mathematics	Adrien's Signs	80
21 Feb 24	Elliptic Curves	Scalar Multiplication	35
19 Feb 24	Elliptic Curves	Point Addition	30
19 Feb 24	Elliptic Curves	Point Negation	10
19 Feb 24	Elliptic Curves	Background Reading	5
19 Feb 24	RSA	Salty	20
17 Jan 24	RSA	Manyprime	40
16 Jan 24	RSA	Monoprime	30
8 Oct 23	RSA	Factoring	15
8 Oct 23	RSA	RSA Signatures	25
6 Oct 23	RSA	RSA Decryption	20
6 Oct 23	RSA	Private Keys	20
1 Oct 23	RSA	Euler's Totient	20
1 Oct 23	RSA	Public Keys	15
1 Oct 23	RSA	Modular Exponentiation	10
10 Aug 23	Symmetric Ciphers	Keyed Permutations	5
6 Aug 23	Mathematics	Chinese Remainder Theorem	40
20 Jun 23	Mathematics	Legendre Symbol	35
17 Dec 22	General	Encoding Challenge	40
26 Nov 22	Crypto on the Web	JWT Sessions	10
26 Nov 22	Crypto on the Web	Token Appreciation	5
21 Nov 22	Introduction	Network Attacks	5
21 Nov 22	General	You either know, XOR you don't	30
21 Nov 22	General	Favourite byte	20
21 Nov 22	General	XOR Properties	15
19 Nov 22	General	XOR Starter	10
19 Nov 22	General	Bytes and Big Integers	10
19 Nov 22	General	Base64	10
19 Nov 22	General	Hex	5
19 Nov 22	General	ASCII	5
19 Nov 22	Introduction	Great Snakes	3
19 Nov 22	Introduction	Finding Flags	2
19 Nov 22	Mathematics	Quadratic Residues	25
19 Nov 22	General	Modular Inverting	25
19 Nov 22	General	Modular Arithmetic 2	20
19 Nov 22	General	Modular Arithmetic 1	20
19 Nov 22	General	Extended GCD	20
19 Nov 22	General	Greatest Common Divisor	15

stortny

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