This article was first published on: IOTA - Medium --

As you may know, Masked Authenticated Messaging (MAM) is a second layer data communication protocol which adds functionality to emit and access an encrypted data stream over the Tangle (IOTA’s distributed ledger). IOTA’s consensus protocol adds integrity to these message streams. Given these properties, MAM fulfills an important need in industries where integrity and privacy meet.

In IOTA, a user can publish a message at any time. They only need to conduct a small amount of Proof of Work (PoW) to allow the data to propagate through the network (this is necessary to prevent spamming of the network). If nodes are listening for the channel ID (i.e. address) in real time, the message (spread through the network) will be received by a subscriber when it reaches the subscriber’s node.

For an in-depth overview of MAM up until now and IOTA, please click here.

The current implementation of MAM in IOTA has always been considered a beta prototype implementation.

Since the middle of 2018, the IOTA Fou...

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