Which cryptocurrency exchanges operate in Colombia?

As a cryptocurrency enthusiast, I'm curious to know which exchanges offer their services in Colombia. With the growing popularity of digital assets, it's essential to understand which platforms cater to Colombian investors and traders. Could you elaborate on the major cryptocurrency exchanges that operate in the country, considering factors like user-friendliness, transaction fees, security measures, and the range of cryptocurrencies offered? Additionally, are there any specific regulatory considerations or legal frameworks that Colombian exchanges need to adhere to? Understanding this landscape would help me make informed decisions regarding my cryptocurrency investments in Colombia.