| Cover | Jun. 26, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jun. 26, 2023 |
| Entity File Number | 000-28745 |
| Entity Registrant Name | SideChannel, Inc. |
| Entity Central Index Key | 0001022505 |
| Entity Tax Identification Number | 86-0837077 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 146 Main Street |
| Entity Address, Address Line Two | Suite 405 |
| Entity Address, City or Town | Worcester |
| Entity Address, State or Province | MA |
| Entity Address, Postal Zip Code | 01608 |
| City Area Code | (508) |
| Local Phone Number | 925-0114 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.001 per share |
| Trading Symbol | SDCH |
| Entity Emerging Growth Company | false |
