Block chain has become a very important technology especially to the aspect of the world finance as well as managing smart contracts and data's. This technology is emerging slowly which wholly adopted in the crypto currency including the tools used in crypto currency readings and investments. Unfortunately, collages universities and higher institution don't include it to their curriculum due to lack of proper knowledge. But couple of platforms online offers this courses and you could get certified after completing any of the course. Always look out for the one that suits you and covers your area of interes
Blockchain training alliance is a platform that focuses on block chain technology. All there courses are based on block chain. I enjoyed their layouts and style of teaching. But the only problem I had was there prices, all course in my area of interest are about 1000$ or more. The prices are too high. Though they make one free course which anyone could enroll for free which is the "block chain business foundation on demand" . this course is open for free and you can enrol to see if their style suits you before paying for any other of the higher course. The company are well experienced and teach based on practicals and experience. They have several clients which include Microsoft, kpmg and so on. Go for it. But they are expensive