“This is because if the bill passes, exchanges will have to issue 1099-B tax forms with cost basis information to investors,” Shehan Chandrasekera, CPA, head of tax strategy at CoinTracker.io, a crypto tax software company, recently told NextAdvisor. “This will significantly reduce the crypto tax filing burden.”
When you talk about cryptocurrencies, there's still a lot of ambiguity as far as rules and regulations around the same are concerned. If your cryptocurrencies are held for more than 36 months, your gain will be categorised as long-term capital gains. But your gains from a shorter period of time will be categorised as short-term capital gains. These gains are taxable at different rates. The long-term gains are subject to tax at a rate of 20 percent. The others, however, including the ones where gains are received during a shorter period of time, are subject to tax at the applicable personal taxation rates.

One fairly widespread scamming technique is websites that appear to be a new cryptocurrency mining operation or investment opportunity.
When data has been encrypted without standard block padding, calling decipher.setAutoPadding(false) will disable automatic padding to prevent decipher.final() from checking for and removing padding.