Spammers Can Defeat the Registration Process of Free E-Mail Services

question 1

Short Answer

Spammers can defeat the registration process of free e-mail services by launching a coordinated bot attack that can sign up for thousands of email accounts. A partial solution to this problem is the use of to ensure that only humans obtain free accounts.

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Definitions:

Cash Disbursements

Payments in cash made by a business, including expenses, dividend payments, and investment purchases.

Sales

The total amount of goods or services sold by a company, constituting its main source of revenue.

Accounts Receivable Period

The average number of days it takes for a business to collect payments from its credit sales.

Collect

To gather or accumulate money or assets from various sources, often including outstanding debts or payments.