One strategy to protect against this is to accept alerts from network nodes when they detect an invalid block, prompting the user's software to download the entire block and alerted transactions to confirm the inconsistency.
Qhinga rin'we ro sirhelela ehenhla ka leswi ku ta va ku amukela swilemuxo swa tinodi loko ti kuma buloko leyi nga tirhiki, leswi endlaka leswaku software ya mutirhisi yi dawuniloda buloko yi helerile na ku lemuxa hi tithiranzekixini ku tiyisisa ku hambana.