Hola te envio me respuesta de la tarea1 :) Perla Diaz

Llave cifrada para varela(Hexadicimal)
194e7afdf59904b2d4a9137a010db658a4144a896695182c49ca1b481e596c420669e7c1cbbb39d1dfce319f8c354343db54dea936d3a4a86cb492fffc6a3d401aa1f6ee0f1d6dc24f65264530958fed04c0dd450b8d29d8083a25e0b1c935c033983fb0e38c2628858d2f1ce18241dad80ad52b037cf4e2ea7d7530685a96926a26aafd6b507ec3a3b6421a23006a4bbd81972664cc554009460d1f2322f6b4676fe69dcde579149324715872273e234f810c0ed147587e4cf7694bbf3190ab7950f4a17eceb1a85a38324736a1a2e56e02e4b659d6347d1647065952f1f751ca5990

Mensage cifrado con AES
U2FsdGVkX1+gO8Lo433W/dKN5MsD/EHI+Im6VcSud2n5MJ3TSejZFx7whZIgFrQhiiqVUre9LNw9F2Ic2Cbt9w==

Sha256 del texto claro de la respuesta
0e502566ea2e024144f8af835da10ddd513370c31665c499e4498b43958d5777