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FIMK 0.6.2 - RELEASED

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@markkacom markkacom released this 28 Jan 21:21
· 217 commits to master since this release
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███████╗██╗███╗   ███╗██╗  ██╗           Date    : 2016-01-28
██╔════╝██║████╗ ████║██║ ██╔╝           Release : 0.6.2
█████╗  ██║██╔████╔██║█████╔╝
██╔══╝  ██║██║╚██╔╝██║██╔═██╗            http://fimk.fi
██║     ██║██║ ╚═╝ ██║██║  ██╗           https://github.com/fimkrypto/fimk
╚═╝     ╚═╝╚═╝     ╚═╝╚═╝  ╚═╝           https://lompsa.com [online wallet]

Bug fix for fork issue shown in console as 'java.nio.BufferUnderflowException'.
The bug (fixed in this release) caused an error during blockchain scanning
or downloading.

To prevent peers from being on or switching to a possible fork caused by 0.6.0.
On startup we'll one time delete all blocks after PRIVATE_ASSETS_BLOCK and 
force a rescan.

This version blacklists all nodes on or below 0.6.0.

This release comes with a mechanism that allows the FIMK developers to notify
users of updates. The update notifications come with a simple instruction
to upgrade your current version.

We've also added a HardFork module which allows for saver and faster 
hardforks, fork heights are no longer hard coded in the java source but (much 
more flexibly) written on the blockchain instead. 

Special care was given to make sure these variable hard fork heights can only 
be set a single time (since you can change alias values). 

With these two mechanisms we believe we can now go and release updates at a much
faster pace and much more convenient for FIMK server operators. Without the risk
of forking the network without users noticing.

IMPORTANT INFORMATION ABOUT VERSION MANAGER ...

    The version manager reads application version data from the blockchain.
    Peers who chose to do so can have their FIMK software periodically check the
    blockchain and be notified when their current version is out of date.

    There are three values on the blockchain that are involved in this process.

    LATEST VERSION (LATESTVERSION/9266582752086146948)

        This alias holds the most recent available version and a SHA256 checksum
        of the downloadable package.
        The version notifcations use this version and checksum to generate a
        command you should run to update your current version to LATESTVERSION.

        The expected format for this alias:
            [0-9]+\.[0-9]+\.[0-9]+(-.+)?\s+[a-z0-9]{64}

    MINIMUM VERSION WARN (MINVERSIONWARN/17359617168004080578)

        This alias holds the version number and blockheight, only after the
        blockheight has passed will the version manager act upon this.
        The version number is the minimal version you should run before we start
        issuing notifications that your version can be updated.

        You can disable this functionality in your nxt.properties config file.
        Set `nxt.warnNotLatestVersion=false` to disable this functionality.

        The expected format for this alias:

            [0-9]+\.[0-9]+\.[0-9]+(-.+)?\s+[0-9]+

    MINIMUM VERSION BLACKLIST (MINVERSIONBLACKLIST/9364249966090852339)

        This alias holds the version number and blockheight, only after the
        blockheight has passed will the version manager act upon this.
        The version number is the minimal version you should run before we issue
        a notification that your version must be updated.

        When the version manager detects you run a version up or below this
        version your server WILL BE SHUTDOWN. To start the server again either
        update (recommended) or disable this feature in nxt.properties.

        Peers who enable this feature will start to blacklist all nodes on the
        network that are running a version on or below this version.

        You can disable this functionality in your nxt.properties config file.
        Set `nxt.shutdownWhenOutdated=false` to disable this functionality.

        The expected format for this alias:

            [0-9]+\.[0-9]+\.[0-9]+(-.+)?\s+[0-9]+

    As mentioned the default behavior for clients who do not disable this feature
    is for their servers to SHUTDOWN when we detect the server version is up or
    below MINVERSIONBLACKLIST.

    The rational behind this is to protect users from accidentally landing on a
    network fork because of a required update they've missed.

    Running an unsupported version is dangerous and should be avoided for several
    reasons:

        1. Forgers running an unsupported version will loose their FIMK forged
           on that fork. Electricity is wasted running your server and damage is
           caused to the rest of the network when you send blocks or transactions
           that are incompatible.
        2. Exchange operators running an unsupported version run the risk of
           loosing money when on a fork. The exchange software will accept
           FIMK deposits and credit BTC or other internal tokens to the depositor
           if these deposits where made while on a fork the exchange will loose
           the deposited FIMK.
        3. Merchants very similar to exchange operators risk the loss of funds
           when they accept FIMK payments while their server is on a fork.
        4. Ordinary users who accept payments or asset transfers risk loosing
           those funds since they are on a fork.

                             ~~~ DOWNLOAD ~~~

https://github.com/fimkrypto/fimk/releases/download/v0.6.2/fim-0.6.2.zip

SHA256 75fa306b987fd87f3b7900bc26df379f54e43e05e22a378b94bc83b0b7f1a6db 
MD5    3a0dd7dd1934f77fa54ece46d34db137 

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