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Llama: update history

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Akemi Izuko 2024-04-21 21:30:38 -06:00
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src/content/llama/a-history-of-llamas.md
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@ -189,3 +189,5 @@ how much impact they have in a retrospective:
- **2024-03-27**: DataBricks open sources DBRX, a 132B parameter MoE with 36B - **2024-03-27**: DataBricks open sources DBRX, a 132B parameter MoE with 36B
parameters active per forward pass. It was trained on 12T tokens. According parameters active per forward pass. It was trained on 12T tokens. According
to user evaluation, it beats Mixtral for all uses. to user evaluation, it beats Mixtral for all uses.
- **2024-04-18**: Meta releases LLaMA3 8b and 70b. 70b is the new best open
model, right around Claude3 Sonnet and above older gpt4 versions!

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src/content/unix/unix-password-management.md
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@ -8,7 +8,7 @@ updateDate: 'March 28 2024'
Passwords are often the main method of digital identification. This means Passwords are often the main method of digital identification. This means
anything you don't want others to access but do want yourself to access is anything you don't want others to access but do want yourself to access is
behind some sort of password. This means we need to optimize on two fronts: behind some sort of password. We need to optimize on two fronts:
- Easy of access: Passwords must be quick and easy to access and use - Easy of access: Passwords must be quick and easy to access and use
- High security: Passwords must be strong to resist attacks - High security: Passwords must be strong to resist attacks
@ -20,8 +20,8 @@ the way we'll learn a lot about password security in general!
## Optimizing for high-security ## Optimizing for high-security
A password is pretty pointless if it's not strong enough to be cracked. Let's A password is pretty pointless if it's not strong enough to not get cracked.
look over some core security concepts! Let's look over some core security concepts!
### Measuring Bits of Entropy ### Measuring Bits of Entropy
@ -148,7 +148,7 @@ result of the output space being lower dimensional than any password with higher
entropy, so any "stronger" password would be projected down to only 256 bits of entropy, so any "stronger" password would be projected down to only 256 bits of
entropy. entropy.
We can also look at how fast computers can brute-force passwords. We can also look at how quickly computers can brute-force passwords.
[Bcrypt](https://en.wikipedia.org/wiki/Bcrypt) is one of the most popular [Bcrypt](https://en.wikipedia.org/wiki/Bcrypt) is one of the most popular
hashing choices for passwords. Assuming a company is decently secure, they use hashing choices for passwords. Assuming a company is decently secure, they use
enough rounds of hashing such that a modern processor takes about 100ms to hash enough rounds of hashing such that a modern processor takes about 100ms to hash
@ -348,11 +348,10 @@ example, if a phone camera records you typing on your keyboard to decrypt the
GPG key, the attacker can't do *anything* with that password alone. They still GPG key, the attacker can't do *anything* with that password alone. They still
need physical access to your system to grab the files themselves. need physical access to your system to grab the files themselves.
An odd benefit of 3-factor authentication is distributing backups. If you An odd benefit of 3-factor authentication is distributing backups. You can
provide people who know you, but mutually don't know one another, you can safely distribute the 3 pieces between 3 third parties you trust. So long as they don't
entrust your passwords with third parties. This is since they need all 3 pieces know each other, having 1/3 pieces doesn't compromise your security, especially
to mount an attack, so giving a trusted third party only 1 piece doesn't if you trust them.
compromise your security.
Malware *could* be both a key logger and grab the files from Malware *could* be both a key logger and grab the files from
`~/.password-store`, but that is some very sophisticated and targeted `~/.password-store`, but that is some very sophisticated and targeted