A cross or close icon in a square with curved edges.

Cross Icon

A shield with an exclamation sign and a close button with an X shape.

Shield With Exclamation Sign And Close Button

Two error icons with X shapes on them: a shield and a circle.

A magnifying glass with an X inside the lens.

A close button of an X shape inside a circle.

A magnifying glass with an X inside the lens and an irregular pointy star shape next to it.

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.