Based on our record, CryptoHack seems to be a lot more popular than Facebook Pay. While we know about 29 links to CryptoHack, we've tracked only 1 mention of Facebook Pay. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
For free services, one can send to various destinations, as long as they are aligned with the country’s rules. Apple pay, Zelle, Facebook messenger, google wallet, and Venom are legit and popular means. Source: over 2 years ago
If anyone would like to practice some of these lessons in a "capture the flag" format, I would recommend https://cryptohack.org/ -- great site! - Source: Hacker News / about 1 month ago
Another similar website for people who like this: https://cryptohack.org/ It is like cryptopals, but in a Catch The Flag format. Many challenges on cryptopals do exist on CryptoHack too, but CryptoHack also have some even harder challenges to solve. - Source: Hacker News / 12 months ago
The point is, you're working with a 200-year old manual cipher method. The field of cryptography has thoroughly perforated it and moved past manual ciphers and machine ciphers and onto mathematical ciphers whose strength is in functions whose inverses are astronomically more difficult to compute than the functions themselves, and key generation schemes that ensure that keys are never repeated no matter how many... Source: about 1 year ago
Cryptohack.org Platform for learning modern cryptography (Cryptohack). Source: about 1 year ago
CryptoHack : Learn cryptography through challenges and tutorials. Has a leaderboard and new challenges are added every few months. - Source: dev.to / over 1 year ago
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