To solve exposure of secret key in attribute-based signcryption with anonymity for both sender and receiver. key-insulation mechanism to attribute-based signcryption was untroduced. Given the formal definition and security no-tions. the scheme of attribute-based key-insulated signcryption was proposed. https://www.bekindtopets.com/flash-sale-Kanger-Subvod-C-Kit-quick-choice/