That is, if Alice sends Bob 1 coin on chain X, the same transaction will be
valid on chain Y.
That is, by default, transactions are exposed to replay attacks, but if you manipulate your transaction in a certain way, the transaction won't be
valid on chain Y. Opt - in replay protection is more like a door you have to remember to lock, because otherwise the transaction may escape chain X and get into chain Y.
Strong 2 - way replay protection means that transactions from chain X are never
valid on chain Y after the hard fork and vice-versa.
In other words, make transactions from chain X not
valid on chain Y and vice versa.
If the B2X chain does not have replay protection, transactions will be
valid on both chains at the same time.
If a transaction is picked up by both 148 BTC and Legacy BTC nodes — for example, because the receiver of a transaction retransmits that transaction — the transaction may be
valid on both chains.
When a fork happens, the part of software which signs transactions (more about that here) remains
valid on both chains, unless the splitting chain changes it.
Not exact matches
«Just - in - time is a
valid supply -
chain strategy
on paper,» says Nott.
If they found a
valid block
on top of an invalid block, then they would have all got banned from the network, and we might have ended up with a sort of network split, where 60 % of the miners are off
on their own
chain,» he said.
On a side note, is there any
valid reason to supplement with branced
chain amino acids and glutamine?
All three promotions have the same time period in which they are
valid but they each offer something unique to each
chain's loyalty program (even though all three programs are linked
on some level).
A decent variety of weapons brought over from the 2016 release will grant the player the opportunity to pick a favourite demon - destroying device and while there's no longer any forced animation
on the glory kill mechanic (due to the requirement of locking the player's head movement; a sure - fire recipe for simulation sickness) the ability to
chain - teleport through enemies in a shower of viscera will quickly be established as a
valid tactic.
I acknowledge that there could be a
valid purpose in issuing guidance
on this topic — social media is a fast moving environment and it is easy to slip up, or for the inexperienced or thoughtless to create an unintended bad impression or disastrous
chain reaction by messing with the magick of the interwebs.
If this proposal is supported by any majority of miners (by hash power), these miners should always claim the longest
valid chain, which should activate SegWit
on all SegWit - ready Bitcoin clients and avoid a split.
This is because
on Monero, mixing coins is a requirement, and the odds that users will mix their coins with coins that are only
valid on one
chain will increase.
Given that there are many more blocks being created
on the Ethereum network, the chances of
valid blocks being created that just miss the oppurtunity of being added to the main
chain is much higher.
Every node keeps a copy of the Blockchain and verifies if the
chain sequence is
valid or not if a node finds that a block is not in consensus with a majority of the nodes
on the network, it will reject that block.