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The most common CISA email format is [first].[last] (ex. jane.doe@cisagroup.it), which is being used by 84.2% of CISA work email addresses. Other common CISA email patterns are [first][last] (ex. janedoe@cisagroup.it) and [first_initial][last] (ex. jdoe@cisagroup.it). In all, CISA uses 3 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first].[last] | jane.doe@cisagroup.it |
84.2%
|
| [first][last] | janedoe@cisagroup.it |
7.9%
|
| [first_initial][last] | jdoe@cisagroup.it |
7.9%
|