diff -uNr dropbear-2018.76/cli-auth.c dropbear-2018.76.mod/cli-auth.c
--- dropbear-2018.76/cli-auth.c	2018-02-27 16:25:10.000000000 +0200
+++ dropbear-2018.76.mod/cli-auth.c	2018-04-21 13:44:51.797063206 +0300
@@ -32,6 +32,38 @@
 #include "packet.h"
 #include "runopts.h"
 
+
+// getpass implementation
+#ifdef __ANDROID__
+#include <termios.h>
+#include <readline/readline.h>
+
+static char* getpass(const char *prompt) {
+    struct termios term_old, term_new;
+    int nread;
+
+    /* Turn echoing off and fail if we can't. */
+    if (tcgetattr (0, &term_old) != 0) {
+        return NULL;
+    }
+
+    term_new = term_old;
+    term_new.c_lflag &= ~ECHO;
+
+    if (tcsetattr (0, TCSAFLUSH, &term_new) != 0) {
+        return NULL;
+    }
+
+    /* Read the password. */
+    char *password = readline(prompt);
+
+    /* Restore terminal. */
+    (void) tcsetattr (0, TCSAFLUSH, &term_old);
+
+    return password;
+}
+#endif
+
 void cli_authinitialise() {
 
 	memset(&ses.authstate, 0, sizeof(ses.authstate));