In 2023 through 2024, JUMPSEC's red team gained access to Microsft 365 (M365) environments of sophisticated clients during adversarial engagements with an approach that breathes life into the decades-old technique of password spraying. With threat actors increasingly using similar approaches in the wild, being able to compromise the even likes of Microsoft themselves, it is my opinion that red teams might benefit from incorporating some of these techniques into their initial access arsenal, or...

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