What do you mean by file attachment?

File attachments refer to some files, pictures, audio and video attached to an e-mail so as to be sent with the e-mail. These attachments are usually stored in computer hard disk or cloud storage, and can contain any type of files, such as documents, pictures, audio, video, compressed packages, etc. Attachment is an important way to convey information effectively, and it is also one of the common functions of e-mail.

In daily life and work, attachments can help us share files more efficiently, package and send multiple files, and transmit data. For example, when we need to send an article or report, we can attach the corresponding Word or PDF document to the email through the attachment function. Similarly, ancillary functions have been widely used in education, scientific research, business and other fields. Attachments can be used not only in emails, but also in chat software, cloud storage and other platforms.

When using file attachments, you need to pay special attention to security issues. Because attachments are stored in computer hard disk or cloud storage, they are sometimes used by malicious software to spread viruses or tamper with files. Therefore, the recipient should be careful when opening the attachment, especially when an email or chat message from an unknown source receives the attachment. At the same time, the sender should ensure that the attachments sent do not contain malicious programs or viruses, and protect the security of his own computer or cloud storage.