v3.25.2
Cover - shares
9 Months Ended
Jun. 30, 2025
Aug. 13, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Jun. 30, 2025  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2025  
Current Fiscal Year End Date --09-30  
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  
Title of 12(g) Security Common Stock, par value $0.001  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   231,229,054