blockchain technology blue heart. i love block chain sign

algorithm anonymous background bank block blockchain blue bright chain circle code color colorful complex computing concept connected connection connections cryptocurrency cube dark data database decentralization design ebusiness ecommerce element encryption eps finance fintech future futuristic geometric global heart icon illustration illustrative innovation line lines link logo logotype model network netwotk node outline payment privacy rectangles research safe safety set shape sign simple square storage structure style symbol system tech technology thin trade universal vector virtual wealth