Contents
Do you need to store the salt?
There is no need to store them separately – the point is to use a random salt for each password so that a single rainbow table can’t be used against your entire set of password hashes.
Are salts stored?
A salt is also known as a nonce, which is short for “number used once.” The salt is not an encryption key, so it can be stored in the password database along with the username – it serves merely to prevent two users with the same password getting the same hash.
Should a salt be random?
The only requirement of a salt is to be globally unique. It doesn’t have to be random and it most certainly does not have to be unknown. Note the keyword globally. A salt must be unique not only in the context of your database, but in the context of every single database out there.
What do you store salt in?
Ceramic or clay container: You can safely store salt in ceramic or clay containers if sealed with a plastic lid. Glass container: Glass containers are another good option as long as you seal them with a plastic lid.
What is the shelf life of salt?
Plain salt does not expire, but iodized salt has a shelf life of about five years because the stability of the iodized salt decreases over time with exposure, especially in the presence of moisture or metal ions.
What makes Salting a password necessary?
Recap. A cryptographic salt is made up of random bits added to each password instance before its hashing. Salts create unique passwords even in the instance of two users choosing the same passwords. Salts help us mitigate hash table attacks by forcing attackers to re-compute them using the salts for each user.
Is it safe to store sea salt indefinitely?
Sea salt and mineral salt will also store well but not indefinitely. They would deteriorate according to the other minerals they contain. So reading the labels and doing an internet search on the minerals contained in the salt would give you an idea of the shelf life.
Is it possible to store salt in plaintext?
TL;DR – You can store the salt in plaintext without any form of obfuscation or encryption, but don’t just give it out to anyone who wants it. The reason we use salts is to stop precomputation attacks, such as rainbow tables.
Why is it important to store pure salt?
Pure salt without additives will never go bad. Sodium chloride (NaCl) is a stable compound and will not lose potency or flavor over time. Salt is a natural preservative and if stored appropriately for long term storage in a cool, dry location you can expect an indefinite shelf life.
Is it okay to not eat any salt?
I’m a firm believer in not consuming salt, as long as your body says it’s okay! Some constitutions require more salt than others. Some people find it aggravating and don’t need to add it to their diet. Natural sources of salt include seaweeds, vegetables, olives. If you don’t have a desire for it, you probably don’t need it.