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"Places uses the highest encryption standards available. On the client side encryption, we use an algorithm that mixes asymetric (RSA 2048) and symetric encryption (aes-256). Therefore, your content is securely encrypted on your device before it even goes on the Internet."

"Bitcoin transactions work by sending change back to yourself. For example if you have a wallet with a previous transaction of 1 bitcoin in it and want to send your friend half of that, your bitcoin client creates a new transaction with 2 destinations - 0.5 btc to your friend and 0.5 btc back to yourself. But there is no way to know for sure if a transaction has change in it or not. This website has an algorithm that tries to figure out which amounts are change, it does a decent job but it's still a guess."

ReviewMeta analyzes Amazon product reviews and filters out reviews that our algorithm detects may be unnatural.

search results can be viewed by date, relevance or a combination of both. Unlike Technorati, which determines a blog's relevance based on the total number of unique links into that blog, Sphere is taking an algorithmic approach.

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RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs.